Pakistani Shi'ite Muslims chant slogans to condemn the Saudi Arabia over its intervention in Yemen, during a protest organised by religious group Majlis-e-Wahdat-e Muslimeen (MWM) in Karachi March 27, 2015. Pakistan has made no decision on whether to give military support to a Saudi-led coalition intervening in Yemen, Defence Minister Khawaja Asif said on Friday, while pledging to defend Saudi Arabia against any threat to its solidarity. REUTERS/Akhtar Soomro