NBC Affiliates | Sports | Top 10 David Watkins In, Rontina McCann Out at KXAS By Merrill Knox on Feb. 9, 2012 - 11:01 AM Sports reporter David Watkins is joining KXAS, the NBC O&O in Dallas, according to Dallas media blogger Ed Bark. Watkins replaces Rontina McCann, who has parted ways the station after a year. “He is filling a position le ...