Gun Scare Prompts Lockdown at Naval Medical Center San Diego

A San Diego Police officer controls traffic outside Naval Medical Center San Diego after reports of gunfire inside the Military Hospital on Jan. 26, 2016. Sean M. Haffey/Getty Images

SAN DIEGO—A reported sighting of a man possibly armed with a gun at Naval Medical Center San Diego Friday prompted a nearly two-hour lockdown and a multi-agency search that turned up no such threat.

The security scare at the Balboa Park hospital began about 10:30 a.m. Friday, authorities reported.