An archive photo from 1998 showing the al-Qaida leader. He was shot in the head by US special forces. In addition to Bin Laden, three men and one woman were killed. The men are believed to be one of his sons and two couriers. The woman was shot dead when one of the men sought cover behind her. Two other women were injured. There were no casualties among the elite US unit, reported to have numbered 25 men and to have consisted of Navy Seals.