Adding to a series of bombings in the Iraqi capital of Baghdad on Thursday, two more bombs exploded in the evening, according to Reuters news agency.<br /><br />Targeting mainly Shia areas, a wave of 12 bombings across Baghdad during the early hours of the morning killed at least 63 people and injured 176.<br /><br />No group has claimed responsibility for the attacks as yet. <br /><br />But, following the withdrawal of US troops, sectarian tensions, which could bring down the unity government, have already been under the spotlight.<br /><br />Al Jazeera's Omar al Saleh reports from Baghdad.
