J.J. Watt has hyperextended knee

Jadeveon Clowney isn’t the only high-profile Texans defender dealing with an injury.  In addition to Clowney’s sports hernia, defensive end J.J. Watt has a hyperextended knee. The injury happened during Thursday’s OTA session.  Watt didn’t practice Friday. “He’s fine,” coach Bill O’Brien said, via Brian Smith of the Houston Chronicle.  “It’s not serious at all. …