Social media detectives noticed that San Francisco 49ers head coach Kyle Shanahan has aged aplenty in just eight year.

San Francisco 49ers head coach Kyle Shanahan looks as if he has aged more than he should have in the last eight years.

Shanahan cited spots — including kicker — where there will be competition this summer while Jed York talked about Brock Purdy ...

Kyle Shanahan is a good head coach. Just how good is up for debate. He's the highest-paid and most famous head coach in North American sports who hasn't won a Championship, although he's been to ...