Jon Runyan played for Jim Harbaugh as a Michigan freshman. He knows exactly what Harbaugh prizes and demands of a football player. “He wants somebody that’s smart,” Runyan told The Post at his Giants locker. “Tough. And they’re going to go until ...

The most ardent University of Michigan or Los Angeles Chargers fans might think of whatever’s happening on the football field when they think of Jim Harbaugh. Others, however, think of his famous khaki pants.

Jim Harbaugh takes a unique approach to the cold tub. During an appearance on the Green Light with Chris Long podcast, Los Angeles Chargers defensive end