The San Francisco 49ers and Kansas City Chiefs hit the practice field to prepare for Super Bowl 54 while current players, former stars and various entertainers made their way to Radio Row to discuss the Big Game and much more.    Hall of Famer Marshall Faulk expressed his frustration with the lack of minorities hired for NFL head coaching vacancies. XFL Commissioner Oliver Luck said his son, Andrew Luck, hasn't given him any indication he wants to return to the NFL. Bears running back Tarik Cohen, Seahawks twins Shaquill and Shaquem Griffin, former Giants standout Victor Cruz, and actors Lilly Singh and Busy Phillips also joined Rob Maaddi to discuss various topics.