Lions TE Eric Ebron won't return Monday due to knee injury

Lions tight end Eric Ebron (knee) won't return to Monday's contest at Seattle, Tim Twentyman of the Lions' official site reports.

Ebron sustained a knee injury in the second quarter, after which he walked to the sideline and eventually the locker room. The Lions have yet to reveal the extent of the ailment, but at the very least, he won't make another appearance on Monday night.