Yemen's ruling party is brushing off the resignation of a leading tribal figure from the president's party. <br /><br />Hussein Abdallah al Ahmar leads a family which runs a financial empire and has huge political influence.<br /><br />His resignation is the latest in a series of defections from the president's ruling party and inner circle.<br /><br />Al Jazeera's Hashem Ahelbarra has more from the Yemeni capital, Sanaa.
