Two videos seem to confirm José Altuve was hiding something
Astros-Yankees: Jose Altuve hits walk-off homer, takes shirt off
José Altuve went shirtless and shunned - Houston Chronicle
Don't rip my shirt off - Jose Altuve
Jose Altuve silences Yankee trolls with walk-off home run
Did Jose Altuve go shirtless after home run in response to Yankees
Astros' Jose Altuve hits walk-off HR vs. Yankees, has shirt ripped off
Astros STUN Yankees with 6-run 9th inning to walk it off (Jose
Sports Illustrated on X: Jose Altuve got his jersey yanked off
José Altuve went shirtless and shunned - Houston Chronicle
José Altuve goes shirtless, shuns doubters after walk-off HR caps