An undated photo from a social media account of Omar Mateen, who Orlando Police have identified as the suspect in the mass shooting at a gay nightclub in Orlando, Florida. June 12th, 2016. Photograph: Myspace/Reuters

Omar Mateen’s life seemed to be on a successful trajectory a decade before he carried out one of the worst cases of mass murder in American history. (...)

Hundreds of New Orleanians make a human chain along the Moon Walk by the Mississippi River during a candlelight vigil for the victims of the massacre at the Pulse nightclub in Orlando. Photograph: Michael DeMocker/NOLA.com The Times-Picayune via AP

Doctors fear the death toll from the deadliest mass shooting in US history will rise, as the identities of the 49 people who were gunned down began to(...)