A's return no additional positive coronavirus tests, but Seattle series postponed
A's, Astros walk off field in protest, game postponed
Athletics, Astros walk off field in protest, game postponed - NBC Sports
Astros and A's postpone game on Jackie Robinson Day to protest social injustice, Houston Style Magazine
A's, Astros walk off field in protest, game postponed
A's announce positive coronavirus test, Sunday's game at Houston postponed
Houston Astros Walk Off the Field in Racial Injustice Protest, Making a Powerful Statement About What Needs to Happen in America
Astros-A's postponed after positive COVID-19 test on Oakland
Waldichuk holds Astros hitless in relief, A's launch 3 homers in 4-0 win to avoid 100th loss
A's, Astros walk off field in protest; game is postponed - Los Angeles Times
MLB marks memorable Jackie Robinson Day - The Washington Post
Astros-A's game postponed after member of Oakland organization tests positive for COVID-19