Why "It's Good to Be Gronk"
New England Patriots' Rob Gronkowski is celebrating after his ESPY win for best comeback athlete. The NFL’s top tight end roared back last year from serious injuries and six operations to help win Superbowl 49. But Gronk is also known for his dynamic presence off the field. He joins “CBS This Morning” to discuss his new book, “It’s Good to be Gronk.”