January 4, 2024 12:36 pm UCSD coordinating trial for Alzheimer's drug NBC 7’s Audra Stafford has more. US & World Videos 3:01 Woman confronts prowler in her Point Loma home 0:22 Police searching for trio accused of beating man outside downtown Tacos El Gordo 0:34 WATCH: Explosions heard as crews battle SUV fire 1:24 Evacuation orders issued again at energy storage facility 0:50 WATCH: PLNU pitcher snaps an aluminum bat in half!