Judge blocks Philadelphia law targeting masked federal officers

A federal judge on Thursday temporarily blocked Philadelphia from enforcing against federal officers a law that restricted law enforcement officers’ use of masks, concealed identification and unmarked vehicles.

U.S. District Judge Chad Kenney, issued a preliminary injunction blocking Philadelphia from enforcing the mask ban and other restrictions against federal officers before they are set to take effect on Tuesday.

The judge ruled that the city cannot determine how federal officers conduct operations...