October 16, 2020 5:43 pm Sneak Peek: Saturday's 50th Congressional District Debate on NBC 7 Here’s a taste of what you’re going to see Saturday at 6 p.m. on NBC 7 when anchor Mark Mullen moderates a debate featuring Democrat Ammar Campa-Najjar and Republican Darrell Issa. US & World Videos 2:31 Latest Update on 2022 Midterm Election Results in San Diego County 3:29 Election Results: Where Current Races and Measures Stand in the County 3:24 Midterm Election Results Drop: Tight San Diego County Races Come Closer 5:30 John McCann, Ammar Campa-Najjar Speak About Tight Chula Vista Mayoral Race