Akayed Ullah could be seen on footage in an underground tunnel walkway detonating a bomb on his person during morning rush hour December 11, 2017. Six people were injured in the blast. Ullah injured his hands and stomach.The tunnel connects two subway lines beneath the Port Authority Bus Terminal, a major transit hub in Manhattan that accommodates 220,000 passenger trips a day.The 31-year-old Bangladeshi man was convicted on six counts after a one-week trial in the Southern District of New