A's, Astros walk off field in protest, game postponed

The Houston Astros and Oakland Athletics jointly walked off the field following a moment of silence, draping a Black Lives Matter T-shirt across home plate as they chose not to play on Friday night.

source https://www.chron.com/sports/astros/article/A-s-Astros-walked-off-field-in-protest-game-15523437.php