On Sunday the 22nd of February 2015, three London schoolgirls aged between 15 and 16 boarded a Turkish Airlines plane from Gatwick – they were headed to Syria, to join ISIS. In part one of this two-part series, Suruthi and Hannah explore the rise of ISIS, their recruitment tactics, and the motivations of those who willingly enter a warzone to join a death cult. Sources: redhandedpodcast.com