Catching a knuckleball never has been easy. Ask any catcher who's tried to catch one.

For that matter, ask an outfielder who's tried to catch one, because it was a knuckling liner to center in the sixth Austin Jackson tried to catch on Thursday …

But couldn't.

Instead, it darted over his head, ending up as a two-run triple for the A's in their 12-4 triumph over the Tigers.

"That was a weird one," manager Jim Leyland said. "It was going one way, then shot the other way. Nobody catches that ball."