LONDON - Chairman PPP Bilawal Bhutto Zardari said that Salmaan Taseer was an asset for the party and his services will always be remembered. In a statement issued here on Thursday, Bilawal said: I join the PPP workers in mourning the tragic assassination of Governor Punjab Salmaan Taseer. He has joined my beloved mother Shaheed Benazir Bhutto and my grandfather Shaheed Zulfikar Bhutto, and hundreds of other PPP martyrs, as those willing to lay down their lives for their beliefs.