Was it fan interference, or should it have been a home run? That was the burning question after a wild extra-inning game between the Cincinnati Reds and the Washington Nationals on May 13.

The Reds were fighting to snap a rough stretch, but an 8-7 loss in 10 innings left fans and players scratching their heads. The drama started when Washington’s Daylen Lile launched a go-ahead home run off reliever Tony Santillan in the top of the 10th, putting the Reds in a two-run hole.

But Cincinnati wasn’t done yet. In the bottom of the inning, with Sal Stewart stationed as the ghost runner at second base and one out, Spencer Steer stepped up and sent a fly ball deep to left field. The ball soared toward the top of the wall—and then things got complicated.

A fan in the front row reached out with a baseball glove, snagging the ball before it could land in the field of play. The umpires immediately called fan interference, ruling that the ball was dead. Washington left fielder James Wood wasted no time pointing at the fan, convinced the glove had crossed the yellow line at the top of the wall and entered the field of play.

Replays showed the ball was likely headed over the wall for a home run—or at least a double—but the call stood. Instead of tying the game, Steer was ruled out, and the Reds’ rally fizzled. It was a heartbreaker for a team that had already seen Tyler Stephenson and Elly de la Cruz deliver big plays earlier in the game, including Stephenson’s first-inning home run.

Whether you think it was a clean catch by a lucky fan or a costly interference call, one thing’s for sure: this play had everything—tension, controversy, and a reminder that in baseball, the line between victory and defeat can be just a few inches from the stands.