The brother, son and nephew of the leader of the PML-N party, Sardar Sanaullah Zehri, were killed in the bomb attack in Kuzdar in Balochistan, according to officials.
The United States and its allies invaded Iraq in March 2003, accusing Saddam Hussein's regime of concealing stocks of chemical and biological weapons, long-range missiles and efforts to develop a nuclear bomb from U.N. weapons inspectors.