Rumors are flying over on 24/7, and the staff has informally said they've heard the same: a defensive starter has been injured and either is already in surgery or about to have surgery. Not Chase Young but potentially someone else along the Dline

update from Tim May:

https://twitter.com/tim_maysports/status/1163918179246190592?s=21
(Can’t embed, on mobile)

seems like best case scenario