Sources: Nacua to undergo tests on knee; Rams' initial belief is ACL in tact

LANDOVER, Md. -- Los Angeles Rams star receiver Puka Nacua injured his knee on the team's final offensive snap in Sunday's victory over the Washington Commanders, sources told ESPN's Adam Schefter and NFL Network's Mike Garafolo.

Nacua will undergo an MRI on Monday to determine the extent of the injury, the sources said, but the team's initial belief is that he did not suffer a torn ACL.

The injury happened on third down, when Nacua rushed for 5 yards. Nacua took a hard hit on the play and briefly stayed on the ground before walking off the field.

Nacua was not asked about the knee injury after the game. He was asked about his trip to the blue medical tent in the third quarter and said he was…