Authorities: Man claiming to have explosive device robs La Mesa bank FBI and last updated 2020-12-29 16:52:50-05 SAN DIEGO (CNS) - The FBI San Diego Violent Crimes Task Force and the La Mesa Police Department Tuesday circulated surveillance photos of a man who robbed a Bank of the West branch after handing the teller a note saying he was in possession of an explosive device. The unidentified suspect, who robbed the branch at 8690 Center Drive about 1:10 p.m. Monday, waited in line until he was called by a teller. "When the suspect approached the teller, the robber produced a note demanding money from the bank," according to an FBI statement. "The note threatened that the robber possessed a bomb. No bomb or weapon was seen by witnesses inside the bank. After receiving money from the teller, the robber fled on foot."