HAYWARD, Calif. — Two men who had sex with a transgender (search) teen were convicted of murdering her after they discovered she was biologically male, but a third defendant's case ended in a mistrial. In their verdict Monday, the jury rejected defense arguments that the killing of 17-year-old Gwen Araujo amounted to no more than manslaughter (search). "It's murder," said Gwen Smith, who maintains a Web site memorializing people believed to have been killed because they were transgender. "And a murder conviction shows that transgender lives are valuable." Michael Magidson and Jose Merel, both 25, face mandatory sentences of 15...