Once the dust had settled from the play that saw Gonzalez reach second on a throwing error by catcher Bobby Wilson, Rays manager Kevin Cash went to the mound accompanied by assistant athletic trainer Paul Harker.
Snell tested his foot, throwing several pitches before a brief conference that resulted in him leaving the game.
Danny Farquhar came in to replace Snell with the Astros leading, 4-0.
Bill Chastain has covered the Rays for MLB.com since 2005. This story was not subject to the approval of Major League Baseball or its clubs.