NASA July 31, 2020 1:19 pm San Diego Companies Played Big Part in Mars Rover Some pieces of San Diego are on board the newest Mars rover. NBC 7s Audra Stafford explains how they got there US & World Videos 2:52 Poway Unified fires superintendent following investigation into bullying claims 0:34 5 people injured after falling from border fence 0:53 San Diego City Council Committee approves San Diego's next police chief 2:29 Family mourns 13-year-old killed in Escondido crash 2:01 No evidence Oceanside Pier fire was arson, officials say