Incredible,” Harbaugh says upon his return Tuesday to the University of San Diego, where he began his head coaching career in 2004. The team will practice there again Wednesday.

SAN DIEGO (AP) — The Chargers returned to San Diego on Tuesday for the first time since they bolted for Los Angeles eight years ago, holding the first of two practices at the small college stadium where Jim Harbaugh began his head coaching career in the mid-2000s.