- Joanna, 15, converted from Catholicism to Islam, and was radicalized online after being targeted by ISIS recruiters
- At first her mother believed Joanna's obsession with her new religion was a kind of teenage rebellion
- When the teenager called her mother an "infidel" she was reported to authorities, and is now part of a deradicalization program (CPDSI)
Paris (CNN)Most 15-year-old French girls spend their time on social media chatting with friends about schoolmates, music and movies. But Joanna was different.