NFC East

Mike McCarthy warns Cowboys not to fight in joint practice with Rams: ‘It’s a waste of time’

The NFL has already made it clear it won’t tolerate fighting during joint practices, and Dallas Cowboys head coach Mike McCarthy echoed much of the same Tuesday. With the Cowboys and Los Angeles Rams holding a joint practice Thursday ahead of Sunday’s preseason opener, McCarthy warned against his players getting into fights with Rams players, calling it a “waste of time.” “It’s a waste of time,” McCarthy said, via Pro Football Talk. “I don’t want guys fighting. That’s not toughness, it’s lack of discipline. We want the work to get to that emotional edge to push each other, but you’ve got to ha…