San Francisco Mayor London Breed's verbal sparring match with a city official over the role of police in fighting the drug crisis could signal a tone shift, according to one cautiously-optimistic activist. "It sent a message, I think, to San Franciscans that the age of this kind of Democratic Socialist, radical politicking in San Francisco is coming to an end," recovering addict-turned-activist Tom Wolf told Fox News. Breed recently committed to cracking down on open-air drug markets in San Francisco, and announced during a Board of Supervisors meeting on Tuesday that police made 38 arrests in about one week. During...