Authorities ID suspect as Aaron Alexis; death toll hits 13
                                
                                
                                    (Newser) -
                                    The FBI has identified the alleged shooter responsible for today's  Washington Navy Yard shooting  as Aaron Alexis, a 34-year-old from Fort Worth, Texas, the  Washington Post  reports. At the same press conference, officials confirmed the death toll in the shooting has risen to 13—including Alexis. Alexis served four...