Wiener and Assembly Public Safety Committee Chair Jesse Arreguín, D-Oakland, are backing legislation called the "No Secret Police Act." The bill would prohibit officers operating in California from concealing their identities by covering their faces.

"What we have been seeing in the last few weeks are law enforcement -- some local, some federal -- who are wearing masks to completely hide their faces while they are carrying out deportation and other enforcement activities," Arreguín said.

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