Scandal hits California’s most exclusive, celebrity-packed enclave as sought-after private beach is overrun

Few things in Malibu are as coveted as possessing a key that grants access to the secluded cove known as Little Dume — a beach that anchors an A-list enclave that’s home to stars, power players and billionaires.

Area residents include Kamala Harris, Sean Penn, Chris Martin, Gerard Butler and Julia Roberts.

Last summer, it...