A gunman who opened fire at random on a busy beer garden is being investigated for links to terrorism. At least two people were killed at Buford’s bar, a popular beer garden in Austin, Texas, at about 2am on Sunday before the attacker was shot dead by police. Graphic footage shows three bloodied victims getting CPR on the floor next to a pool table. The early investigation shows that gunman, believed to be a 15-year naturalised American citizen from Senegal, circled the block around the bar several times in an SUV before opening fire. ‘At one point, he put his...