Miami Dolphins quarterback Ryan Tannehill suffered a partially torn left ACL Thursday, and the team is determining whether he'll undergo treatment or surgery to repair the knee, the Miami Herald's Armando Salguero reported Sunday.
According to Salguero, either course of action will keep Tannehill out for an extended period of time.
Earlier Sunday, ESPN's Adam Schefter reported the Dolphins signed Jay Cutler to a one-year, $10 million deal.
Tannehill suffered a sprained ACL and MCL in his left knee in December. He opted against having offseason surgery, and Schefter and ESPN colleague Jeff Darlington reported Friday that Tannehill's knee was like "a ticking time bomb.