The San Francisco Police Department investigate the package, which was found at a bus stop around 2:30 p.m., and deemed it not to be a threat.
d A spokesperson for the JCC said the evacuation was out of "an abundance of caution." People were back inside the building by 4:25 p.m.
Muni's 2-Clement, 3-Jackson and 43-Masonic lines were temporarily rerouted because of the police activity.
Bay City News contributed to this report
