What went wrong for the Ravens and why did they fire coach John Harbaugh? Here’s what sources close to the situation told The .

John Harbaugh's first stop on his interview tour is now known, and it could be the biggest threat to the Giants.

The latest twist in the Harbaugh saga means that the Giants are the first team to have one of its executives sit down with the former Ravens coach since he hit the open market.

Apparently, the Cardinals have been in contact with former Baltimore Ravens head coach John Harbaugh. According to SI.com's Albert Breer, Harbaugh has had preliminary calls with several teams, including the Cardinals.

The Cleveland Browns fired Kevin Stefanski a week ago and in a shocking twist, John Harbaugh emerged as a top potential replacement. Every team with an opening