Twin 19-year-old brothers were found shot to death on top of a Georgia mountain a day after missing a flight to Boston to visit friends — and their family is refusing to accept probers’ murder-suicide theory. Qaadir and Naazir Lewis of Lawrenceville disappeared March 7 after missing their 7 a.m. flight, with the teens found dead by a hiker the next day at the summit of Bell Mountain near the North Carolina border. Grieving uncle Rahim Brawner said the teens were inseparable and would never hurt each other, even as the Georgia Bureau of Investigations is treating the case as...