New Jersey Gov. Chris Christie, right, speaks during a news conference after leaving the Supreme Court where a case on sports betting is being heard, Monday, Dec. 4, 2017. (AP Photo/Jacquelyn Martin)

New Jersey Gov. Chris Christie, right, speaks during a news conference after leaving the Supreme Court where a case on sports betting is being heard, Monday, Dec. 4, 2017. (AP Photo/Jacquelyn Martin)