It was a rough day for NFL starting quarterbacks on Sunday.
Philadelphia's Carson Wentz, Houston's Tom Savage, the Jets' Josh McCown and Buffalo's Nathan Peterman each left their respective games with injuries.
The most serious appears to be Wentz.
Two sources familiar with the injury tell The Associated Press that doctors believe Wentz has torn his left anterior cruciate ligament and will miss the rest of the season and playoffs.
Wentz needs an MRI to confirm the severity of the injury. Both people spoke to the AP on condition of anonymity because they weren't authorized to release the information.
Wentz was hurt late in the third quarter of...