While head coach Kyle Shanahan earned his share of scrutiny, defensive coordinator Nick Sorensen has come under fire after the 49ers defense allowed a combined 73 points across Weeks 12 and 13 in losses to the Green Bay Packers and Buffalo Bills.

NBC’s Mike Florio floated the possibility Tuesday of the Bears trying to trade for 49ers coach Kyle Shanahan to replace recently fired coach Matt Eberflus. “I feel like [Shanahan] is on the Andy Reid path where he is never going to reach his full potential unless he goes to a new team,

In the light of recent developments, maybe it was just too cruel Monday to ask coach Kyle Shanahan about the 49ers’ chances at the postseason. The 49ers were coming off a 35-10 loss to the Buffalo Bills,

While injuries have played a significant role, criticism is beginning to point toward head coach Kyle Shanahan, who now faces doubts about his ability to keep this team competitive. For years, Shanahan has been hailed as an offensive genius with a system that many believe to be "quarterback-proof.