At the time of the arrest she had a knife on her hand[clarification needed] and expressed her desire to commit suicide by cop.[20] On 8 January she was recovering in hospital from her suicidal thoughts. Doctors said that she has no psychological problems and she was discharged. Security has been raised at the Palaiseau police stations.[21] An investigation is attempting find other Islamists allied with the perpetrator and his wife, and to establish if they formed a terrorist cell.[22]