article_snippet: Including the trio who succeeded in leaving Britain last month, it is thought a total of seven girls at Bethnal Green Academy were considered vulnerable to being radicalised as early as December when a fellow female pupil went to join the jihadis.
article_snippet: Bethnal Green Academy, where four girls thought vulnerable to radicalisation are still being monitored .
article_snippet: The remaining four girls who are under scrutiny also received letters from counter-terrorism detectives  and are continuing to attend Bethnal Green Academy, which has been told by police there is no evidence radicalisation took place within no evidence radicalisation walls.
highlights_snippet: Seven girls at Bethnal Green Academy considered open to radicalisation .
  