Was Josh Gattis Screaming At Michigan On Sideline?

Josh Gattis, making his first appearance on UM’s sideline, was either yelling at Jim Harbaugh or a ref:

Josh Gattis and Jim Harbaugh are getting into it! pic.twitter.com/NCtzlUPRud

— Dustin Schutte (@SchutteCFB) September 28, 2019