Mansoor Mahmood was said to have shown the BBC clip to 14-year-olds . The clip - featuring images of soldiers ' heads on spikes - was shown to fourth-year pupils at Gryffe High School in Houston , Renfrewshire . A spokesman for the school said: 'We are aware that a video has been posted online which is offensive and inappropriate. He has since been suspended pending an investigation , the council said .
Mansoor Mahmood was said to have shown the BBC clip to 14-year-olds . The clip - featuring images of soldiers ' heads on spikes - was shown to fourth-year pupils at Gryffe High School in Houston , Renfrewshire . Popular teacher was reported to council bosses after a parent complained . He has since been suspended pending an investigation , the council said .