Oakland Athletics starting pitcher Chris Bassitt, center, works against Houston Astros' Jose Altuve during the first inning of a baseball game Thursday, April 1, 2021, Oakland, Calif. Fans at RingCentral Coliseum were back at the ballpark for the first time since the 2019 season, and were seated in separate "seating pods" under a reduced stadium capacity policy due to the COVID-19 pandemic. (AP Photo/Tony Avelar)

Baseball fans sit in social distance squares during a baseball game between the Arizona Diamondbacks and the San Diego Padres Thursday, April 1, 2021, on opening day in San Diego. (AP Photo/Denis Poroy)

A family poses for a photo outside of Wrigley Field on the opening day baseball game between the Chicago Cubs and the Pittsburgh Pirates, Thursday, April 1, 2021, in Chicago. From New York to Seattle and everywhere in between, it is a much different opening day in 2021. Fans are back at the ballpark after they were shut out during the regular season last year because of the coronavirus pandemic. (AP Photo/Shafkat Anowar)

Spectators wait on a security line outside Yankee Stadium before an opening day baseball game against the Toronto Blue Jays, Thursday, April 1, 2021, in the Bronx borough of New York. Fans are back at the ballpark in limited numbers after they were shut out completely during the regular season last year due to the COVID-19 pandemic.(AP Photo/John Minchillo)

Philadelphia Phillies' Jean Segura, left, reacts after hitting a game-winning RBI-single off Atlanta Braves relief pitcher Nate Jones during the 10th inning of an opening day baseball game, Thursday, April 1, 2021, in Philadelphia. (AP Photo/Matt Slocum)

Patty and Steve Smith watch the baseball game between the Detroit Tigers and the Cleveland Indians as snow falls, Thursday, April 1, 2021, in Detroit. (AP Photo/Carlos Osorio)

Two F-16 jets from Buckley Air Force Base in Aurora, Colo., fly over Coors Field before a baseball game between the Los Angeles Dodgers and the Colorado Rockies on opening day, Thursday, April 1, 2021, in Denver. The Rockies won 8-5. (AP Photo/David Zalubowski)

A young Miami Marlins fan watches during the seventh inning of the Marlins' baseball game against the Tampa Bay Rays, Thursday, April 1, 2021, in Miami. The Rays won 1-0. (AP Photo/Gaston De Cardenas)

Los Angeles Dodgers' Mookie Betts slides across home plate to score on a single by Max Muncy off Colorado Rockies relief pitcher Chi Chi Gonzalez in the sixth inning of a baseball game Thursday, April 1, 2021, in Denver. (AP Photo/David Zalubowski)

A person stands with a sign related to COVID-19 testing as Chicago Cubs fans pass by outside of Wrigley Field on the opening day baseball game between the Chicago Cubs and the Pittsburgh Pirates, Thursday, April 1, 2021 at Chicago. Fans are back at the ballpark after they were shut out during the regular season last year because of the coronavirus pandemic. (AP Photo/Shafkat Anowar)

Detroit Tigers center fielder JaCoby Jones makes a catch during the second inning of a baseball game against the Cleveland Indians, Thursday, April 1, 2021, in Detroit. (AP Photo/Carlos Osorio)

Nevaeh Rotella, 10, walks with her family through the concourse at loanDepot park before the opening day baseball game between the Tampa Bay Rays and the Miami Marlins, Thursday, April 1, 2021, in Miami. (AP Photo/Gaston De Cardenas)

A fan holds a sign expressing his joy at being able to attend a major league baseball game between the New York Yankees and the Toronto Blue Jays on opening day at Yankee Stadium, Thursday, April 1, 2021, in New York. (AP Photo/Kathy Willens)

Milwaukee Brewers' Orlando Arcia celebrates with teammates after driving in the winning run during the 10th inning of the team's opening-day baseball game against the Minnesota Twins on Thursday, April 1, 2021, in Milwaukee. (AP Photo/Aaron Gash)