​Ropes & Gray takes sex-trafficking case to Supreme Court

Boston law firm Ropes & Gray has petitioned the U.S. Supreme Court to review its federal lawsuit accusing Backpage.com of supporting the online child-sex trade.

The venerable firm announced late Wednesday it had filed a petition with the U.S. Supreme Court in the lawsuit Jane Doe v. Backpage.com LLC, in which Ropes & Gray is representing three child sex trafficking victims against Backpage.com, a website that it claims transmits the vast majority of internet advertisements for illegal commercial…