With only 90 feet separating him from history, Evan Fox knew second base was as good as stolen. Like he had done 79 times before and once already that day, Fox stared down Iona relief pitcher Michael Untracht’s front leg like a hawk.

It was the Evan Fox show from start to finish on Tuesday, as he broke the Stony Brook baseball team’s all-time stolen base record before winning the game with his first-career walk-off RBI. In...