A year ago today, in pictures: US Open tennis and more moments you may remember

Vice President Mike Pence speaks during a campaign event at Dairyland Power Cooperative in La Crosse, Wis., on Monday, Sept. 7, 2020. (Peter Thomson/La Crosse Tribune via AP)

Brazil's President Jair Bolsonaro arrives for an Independence Day event in Brasilia, Brazil, Monday, Sept. 7, 2020. (AP Photo/Andre Borges)

Children attend a march coined Scream of the Excluded," which occurs on the sidelines of annual Independence Day celebrations, in Rio de Janeiro, Brazil, Monday, Sept. 7, 2020. Activists called for a more democratic nation and an end to economic inequality. (AP Photo/Silvia Izquierdo)

A demonstrator kicks the back of an effigy of Brazil's President Jair Bolsonaro during a march coined Scream of the Excluded, which occurs on the sidelines of annual Independence Day celebrations, in Rio de Janeiro, Brazil, Monday, Sept. 7, 2020. Activists called for a more democratic nation and an end to economic inequality. (AP Photo/Silvia Izquierdo)

People shout slogans during a protest demanding the freedom of WikiLeaks founder Julian Assange in front of the UK embassy in Brussels, Monday, Sept. 7, 2020. Lawyers for WikiLeaks founder Julian Assange and the U.S. government were squaring off in a London court on Monday at a high-stakes extradition case delayed by the coronavirus pandemic. American prosecutors have indicted the 49-year-old Australian on 18 espionage and computer misuse charges over the WikiLeaks publication of secret U.S. military documents a decade ago. The charges carry a maximum sentence of 175 years in prison. (AP Photo/Francisco Seco)

Democratic presidential candidate former Vice President Joe Biden speaks during an event with local union members in the backyard of a home in Lancaster, Pa., Monday, Sept. 7, 2020. (AP Photo/Carolyn Kaster)

President Donald Trump speaks during a news conference on the North Portico of the White House, Monday, Sept. 7, 2020, in Washington. (AP Photo/Patrick Semansky)

President Donald Trump speaks during a news conference on the North Portico of the White House, Monday, Sept. 7, 2020, in Washington. (AP Photo/Patrick Semansky)

Serena Williams, of the United States, returns a shot to Maria Sakkari, of Greece, during the quarterfinals of the US Open tennis championships, Monday, Sept. 7, 2020, in New York. (AP Photo/Seth Wenig)

A man wearing a face mask walks across a pedestrian bridge in Marseille, southern France, Monday, Sept. 7, 2020. Doctors in Marseille are raising alarms about growing numbers of virus patients in intensive care units in the surrounding Bouches-du-Rhone region, which is one of France's new virus hotspots amid rising infections and ramped-up testing in recent weeks. (AP Photo/Daniel Cole)

The corpses of two people who died of COVID-19 earlier in the morning lie inside the morgue of the National Hospital before their relatives come for them in Itagua, Paraguay, Monday, Sept. 7, 2020. (AP Photo/Jorge Saenz)

Norway players celebrate a goal against Northern Ireland during the UEFA Nations League soccer match between Northern Ireland and Norway at Windsor Park, Belfast, Northern Ireland, Monday Sept. 7, 2020. (AP Photo/Peter Morrison)

Serena Williams, of the United States, reacts after defeating Maria Sakkari, of Greece, during the quarterfinals of the US Open tennis championships, Monday, Sept. 7, 2020, in New York. (AP Photo/Seth Wenig)

Czech Republic's Jaroslav Zeleny, left, and Scotland's Liam Palmer, right, fight for the ball during the UEFA Nations League soccer match between Czech Republic and Scotland in Olomouc, Czech Republic, Monday, Sept. 7, 2020. (AP Photo/Petr David Josek)

Italy's Nicolo Barella, center, is celebrated by teammates Italy's Ciro Immobile, right, and Italy's Moise Kean, after scoring his side's first goal during the UEFA Nations League soccer match between The Netherlands and Italy at the Johan Cruijff ArenA in Amsterdam, Netherlands, Monday, Sept. 7, 2020. (AP Photo/Peter Dejong)

A museum guard stands next to a painting by Suzanne Valadon during the "El Paris de Modigliani y sus Contemporáneos" or The Paris of Modigliani and his contemporaries exhibit at the Palacio de Bellas Artes in Mexico City, Monday, Sept. 7, 2020. The museum opens its doors for the first time since the new coronavirus pandemic lockdown with the exhibit of the early 20th century Italian Jewish painter and sculptor Amedeo Modigliani and his fellow artists. (AP Photo/Marco Ugarte)

Texas Rangers' Shin-Soo Choo, left, touches home plate to score before Seattle Mariners catcher Luis Torrens, right, can make a tag on a two-run double by Rangers' Joey Gallo off Mariners starting pitcher Marco Gonzales during the fourth inning of a baseball game, Monday, Sept. 7, 2020, in Seattle. (AP Photo/Stephen Brashear)

Democratic presidential candidate former Vice President Joe Biden ducks his head as he boards a plane at Harrisburg International Airport in Middletown, Pa., Monday, Sept. 7, 2020. (AP Photo/Carolyn Kaster)

Dominic Thiem, of Austria, pumps his fist after defeating Felix Auger-Aliassime, of Canada, during the fourth round of the US Open tennis championships, Monday, Sept. 7, 2020, in New York. (AP Photo/Frank Franklin II)

Dustin Johnson holds up the FedEx Cup trophy after winning the Tour Championship golf tournament on Monday, Sept. 7, 2020 at Lake Golf Club in Atlanta. (AP Photo/John Bazemore)

Boston Celtics' Daniel Theis (27) and Toronto Raptors' Marc Gasol (33) battle for a rebound during the second half of an NBA conference semifinal playoff basketball game Monday, Sept. 7, 2020, in Lake Buena Vista, Fla. (AP Photo/Mark J. Terrill)

Daniil Medvedev, of Russia, serves to Frances Tiafoe, of the United States, during the fourth round of the US Open tennis championships, Monday, Sept. 7, 2020, in New York. (AP Photo/Frank Franklin II)

Elise Mertens, of Belgium, serves to Sofia Kenin, of the United States, during the fourth round of the US Open tennis championships, Monday, Sept. 7, 2020, in New York. (AP Photo/Frank Franklin II)

Victoria Azarenka, of Belarus, returns to Karolina Muchova, of the Czech Republic, during the fourth round of the US Open tennis championships, Monday, Sept. 7, 2020, in New York. (AP Photo/Frank Franklin II)

BYU running back Tyler Allgeier dives for a touchdown as Navy defensive back Cameron Kinley (3) defends during the second half of an NCAA college football game, Monday, Sept. 7, 2020, in Annapolis, Md. (AP Photo/Tommy Gilligan)

Japanese Chief Cabinet Secretary Yoshihide Suga, center, former Foreign Minister Fumio Kishida, right, and former Defense Minister Shigeru Ishiba, left, attend a speech session for the Liberal Democratic Party's (LDP) leadership election at its headquarters in Tokyo, Japan, Tuesday, Sept. 8, 2020. Official campaigning to choose outgoing Prime Minister Shinzo Abe’s successor to lead his ruling party, who will almost certainly be Japan’s next leader, kicked off Tuesday, with his long time right-hand man and top government spokesman now seen as a top candidate. (Kim Kyung-hoon/Pool Photo via AP)

Colorado Rockies’ Trevor Story, right, safely steals second base as San Diego Padres second baseman Jake Cronenworth loses the ball during the ninth inning of a baseball game, Monday, Sept. 7, 2020, in San Diego. (AP Photo/Gregory Bull)

San Diego Padres' Jurickson Profar, center, celebrates with teammates after hitting a walkoff RBI double to defeat the Colorado Rockies 1-0 in a baseball game, Monday, Sept. 7, 2020, in San Diego. (AP Photo/Gregory Bull)

Attendees wearing face masks watch an event to honor some of those involved in China's fight against COVID-19 at the Great Hall of the People in Beijing, Tuesday, Sept. 8, 2020. Chinese leader Xi Jinping is praising China's role in battling the global coronavirus pandemic and expressing support for the U.N.'s World Health Organization, in a repudiation of U.S. criticism and a bid to rally domestic support for Communist Party leadership. (AP Photo/Mark Schiefelbein)

Ultra-Orthodox Jews keep social distancing and wearing face masks during a morning prayer next to their houses as synagogues are limited to twenty people following the government's measures to help stop the spread of the coronavirus, in Bnei Brak, Israel, Tuesday, Sept 8, 2020. Israel is struggling to contain an outbreak that has claimed more than 1,000 lives and remains at record levels of new infections. Cities with large ultra-Orthodox Jewish populations, Like Bnei Brak, have been among the hardest hit. (AP Photo/Oded Balilty)

Security officials wearing face masks stand guard outside the Great Hall of the People before an event to honor some of those involved in China's fight against COVID-19 in Beijing, Tuesday, Sept. 8, 2020. Chinese leader Xi Jinping is praising China's role in battling the global coronavirus pandemic and expressing support for the U.N.'s World Health Organization, in a repudiation of U.S. criticism and a bid to rally domestic support for Communist Party leadership. (AP Photo/Mark Schiefelbein)

German Chancellor Angela Merkel waves as she attends a virtual meeting with representatives of German public health departments at the Chancellery in Berlin, Germany, Tuesday, Sept. 8, 2020. (AP Photo/Michael Sohn, pool)

Pupils line up before entering class at the J.H.Newman international school in Madrid, Spain, Tuesday, Sept. 8, 2020. After six months with all Spanish schools closed by crisis of COVID-19 the school year has started with new rules to prevent the pandemic coronavirus. (AP Photo/Bernat Armangue)

A health worker take a swab sample of a child to test for COVID-19 in Mumbai, India, Tuesday, Sept. 8, 2020. India's coronavirus cases are now the second-highest in the world and only behind the United States. (AP Photo/Rafiq Maqbool)

A health worker takes a nasal swab sample to test for COVID-19 in Ahmedabad, India, Tuesday, Sept. 8, 2020. India's coronavirus cases are now the second-highest in the world and only behind the United States. (AP Photo/Ajit Solanki)