epa04571238 Members of the Houthi militia stand on a street near the Presidential Palace, Sana’a, Yemen, 20 January 2015. According to reports a ceasefire brokered 19 January has collapsed as fighting has once again continued between fighters loyal to the Houthi and soldiers from the Yemeni army which remained loyal to the Hadi regime, with Houthis allegedly taking control of the Presidential Palace, and apparently fighting for control of armouries. EPA/STR