View Post CBS Affiliates | Mornings | ShopTalk WWMT Adds Weekend Morning Newscasts By Merrill Knox on Jan. 10, 2013 - 1:51 PM Grand Rapids CBS affiliate WWMT is launching weekend morning newscasts later this month. The newscasts will air Saturdays from 6 to 8 a.m. and Sundays from 7 to 9 a.m. beginning January 19. Jessica Harthorn (left),a veteran WWMT r ...