Ansar Bait al-Maqdis
On 24 January, four bomb blasts hit Cairo; the blasts killed 6 and also blew up the Cairo police headquarters and a nearby Islamic museum; Ansar Bait al-Maqdis took responsibility for all four of the blasts; though a group called Egypt's Soldiers took responsibility for the blast near the metro station. 15 others were killed in clashes; a total of 21 were killed that day.