Supply teacher "waved knife in the air" while teaching children aged 11 and 12 at Catholic school

Supply teacher 'waved knife in the air' in front of children aged 11 and 12 at Catholic schoolThe secondary school ordered him to leave the following morningParents said they were 'stunned' when their children told them about itThe male teacher is now being investigated by Birmingham council | UPDATED: 13:45 GMT, 18 December 2012 A supply teacher at a Catholic school was marched off the premises after reportedly brandishing a knife during a lesson. The male teacher was ordered off St Edmund Campion Catholic School's site a day after the incident in Erdington, Birmingham on Friday