View Post Mornings | NBC Affiliates | ShopTalk Leah Mazzarelli Signing Off From KRBC By Merrill Knox on Jun. 25, 2013 - 3:06 PM Leah Mazzarelli is leaving KRBC, the NBC affiliate in Abilene, Texas. According to the Abilene Reporter News, she will become the media relations and communications manager for the city of Abilene on July 1. Mazzarelli, who anchor ...