article_snippet: Mansoor Mahmood was said to have accidentally shown a clip featuring images of soldiers' heads on spikes to fourth-year pupils at Gryffe High School in Houston, Renfrewshire.
article_snippet: Mansoor Mahmood was said to have accidentally shown a clip featuring images of soldiers' heads on spikes to fourth-year pupils at Gryffe High School in Houston, Renfrewshire .
article_snippet: The students were reportedly left sickened by the footage, which also included images of soldiers' heads on spikes.
highlights_snippet: The clip - featuring images of soldiers' heads on spikes - was shown to fourth-year pupils at Gryffe High School in Houston, Renfrewshire .
  