When a Cherry Creek High guy, a Bruin for life, says he’s rooting like sin for the San Francisco 49ers on Sunday, you want to know why. And Zack Zucker, Class of ’98, offers up this story, from his senior year when he was in San Diego with one of his best friends, Kyle Shanahan, called to make sure he was all-in on joining the Broncos entourage headed over to Super Bowl XXXII. “I said, ‘I don’t think I’m going to go to the game. “And Mike (Shanahan) grabs the phone out of Kyle’s hand.