SFPD On April 29, a crowd decked out in denim on the plaza outside San Francisco Police Department headquarters wasn’t there to honor the birthplace of Levi Strauss & Co., the iconic blue jeans maker. Rather, SFPD Chief Derrick Lew joined Mayor Daniel Lurie and San Francisco District Attorney Brooke Jenkins for a Denim Day commemoration. They stood along with sexual assault survivors and community supporters to speak out against harmful myths su…