San Rafael, Napa men accused of running prostitution houses Authorities arrested two men and freed two women in what investigators described as a human trafficking operation in San Rafael and Napa. Erik Martinez Cosme, 33, of Napa and Delmar Tanchez, 31, of San Rafael were identified as the suspects during a six-month investigation by a task force that included the San Rafael Police Department, the FBI, Marin County Probation Department and the Marin County Sheriff's Office. Investigators determined that Cosme was running brothels at various residences in the Canal neighborhood, according to San Rafael police Sgt. Scott Eberle. Cosme eventually anchored the alleged operation in an apartment at 260 Canal St. Authorities then determined that Cosme was running another suspected brothel at his residence in Napa. Police suspect he was transporting various women, always Hispanic and sometimes new immigrants from Central America, back and forth to the brothels. Investigators executed search warrants at both residences Thursday and arrested Cosme and Tanchez on suspicion of pimping and maintaining a prostitution house. BOTH ARE ILLEGAL ALIENS AND WILL BE RETURNED TO THE STREETS AND YOUR COMMUNITIES INSTEAD OF HELD FOR ICE CUSTODY AND REMOVAL FROM THE US. REPEAL THE AB4 TRUST ACT NOW. HELP KEEP OUR COMMUNITIES SAFE FROM THE UNNECESSARY BURDEN OF REPEATED CRIMES COMMITTED BY ILLEGAL ALIENS. WRITE YOUR CONGRESSPERSON.