Cal made sure Cowherd knew that when he came on The Herd ad a guest, and made sure to point out all the good Wall has done for the Washington Wizards. Cowherd is known to be one of, if not the harshest critic of Wall, whom Cal coached for one year at Kentucky.
Here's the video of Cal putting Cowherd in his place:
The best part was Calipari telling Cowherd to go to church and ask for forgiveness for how he's treated Wall. By no means is Wall a perfect person, but he certainly hasn't done anything to deserve the kind of criticism Cowherd has given him since Wall became the No.