Family members were getting ready to cut the cake at a toddler's birthday party when gunfire erupted inside a banquet hall packed with relatives and friends over the weekend in California.

FILE - In this June 11, 2020, file photo, Devon Prince, front, puts down a sticker to guide visitors at the San Diego Zoo once it reopens, as Emmanuel Lopez, behind, and Ariel Hayes also work, in San Diego. The San Diego Zoo vaccinated nine great apes for the coronavirus during the first two months of 2021, after a troop of gorillas in its Safari Park became infected. (AP Photo/Gregory Bull, File)SAN DIEGO – The San Diego Zoo has vaccinated nine great apes for the coronavirus after a troop of gorillas in its Safari Park became infected, officials said Thursday. The vaccinations followed a January outbreak of COVID-19 at the zoo's Safari Park. “That made us realize that our other apes were at risk,” Nadine Lamberski, chief conservation and wildlife health officer for the San Diego Zoo Wildlife Alliance, told the San Diego Union-Tribune.