AN Amalgamated security guard is in police custody, after he shot an irate customer at a KFC outlet in Debe. Kyle Walker...was standing in line at the fast food outlet when he was involved in an argument with the security guard...Police said the argument continued as Walker purchased his meal and he was pushed out of the establishment. Walker returned and flung the box of chicken at the officer, police said. The security drew his service revolver and fired a shot at Walker, hitting him in the chest. Walker was taken to the San Fernando General Hospital, where he underwent emergency surgery. He was listed in critical condition at the Intensive Care Unit. The security guard was detained for questioning at the Penal police station.