For Bruce Arians, blocking is a tight end’s primary function

So how does Cardinals coach Bruce Arians view a tight end’s job responsibilities? The subject came up at the NFL Scouting Combine on Friday, and Arians made his stance clear. “The tight end for me, I’m old school. You’ve got to block first and catch passes,” Arians said. “That’s why I loved (Steelers TE) Heath…