Cardinals' Quinn Mathews: Goes on 7-day IL at Triple-A

Triple-A Memphis placed Mathews on the 7-day injured list Sunday due to an undisclosed injury.

Mathews' velocity was down significantly in his last start for Memphis on Friday, and he has posted a 6.10 ERA and 7:15 K:BB over his first 10.1 innings this season. The Cardinals could have more specifics on the top prospect's injury soon.