Ayman al-Zawahiri: US warns of possible retaliation over al-Qaeda death
Be vigilant for possible anti-American violence, the US warns citizens after killing al-Qaeda’s chief. …
He added that Zawahiri had also masterminded other acts of violence, including the suicide bombing of the USS Cole naval destroyer in Aden in October 2000, which killed 17 US sailors, and the 1998 attacks on the US embassies in Kenya and Tanzania, in which 223 people died.