BEVERLY HILLS, Calif.—Beverly Hills is adding more police and security officers to its streets amid a spike in crime that has residents on edge. Five new officers are joining the Beverly Hills Police Department (BHPD) on Dec. 6, and the city will be deploying additional armed, private Covered-Six security officers for street patrols. Beverly Hills and Los Angeles have seen an uptick in violent crimes of late, including a rash of smash-and-grab retail robberies and a concurrent wave of so-called “follow-home” robberies, in which criminals target people with high-end merchandise, sometimes following them to their homes. Beverly Hills was rocked by Wednesday morning’s death of Jacqueline Avant, wife of music executive Clarence Avant, who was killed during an apparent break-in at the couple’s Trousdale Estates home. Aariel Maynor, a 29-year-old Los Angeles man, was arrested on suspicion of killing Avant following an unrelated burglary in the 6000 block of Graciosa Drive in the Hollywood Hills, committed roughly an hour after …