Alleged killer Nima Momeni’s brother-in-law researched how to erase iPhones in the days after the killing of Bob Lee.

San Francisco authorities announced Momeni's arrest Thursday afternoon. ALSO READ: Tech exec Nima Momeni formally charged with murder in slaying of Cash App founder Bob Lee The charging documents ...

The suspect is 38-year-old Nima Momeni from Emeryville ... San Francisco Police Department chief William Scott announced Mr Momeni's arrest. Mr Scott said Mr Momeni had been charged with murder ...