San Diego January 31, 2023 11:14 pm Military Training Exercise Near Serra Mesa Sends Loud Booms Heard Around San Diego You may have woken up to loud booms Tuesday night in central San Diego. US & World Videos 3:10 Manny Machado visits school with best attendance 2:19 The ‘Fatal 15′: Public-safety advocates ID San Diego's most-dangerous intersections 0:34 Mountain lion hit by car returns to wild after recovering at Ramona Wildlife Center 1:02 Brush fire burns in East County near Alpine 10:07 Encinitas sand replenishment project complete | San Diego News Daily