March 30, 2015 7:45 pm Firefighters Train to Avoid Holes in Roofs After a Fresno firefighter was badly burned when he tumbled through a burning roof, NBC 7’s Artie Ojeda shows how local firefighters train to avoid this kind of accident. US & World Videos 2:41 San Diego lifeguards describe fighting Oceanside Pier fire 2:32 Students and staff confused after the University of Saint Katherine closes abruptly 2:58 NASA researchers aim to enhance safety, flight operations in wildland firefighting 2:47 San Diego welding students recreate replica of historic Black Family Statues 4:29 Escondido woman warned husband may be a killer: Dateline