“The US will hunt down and kill new al-Qaeda leader Ayman al-Zawahiri as it did Osama Bin Laden, Washington’s top military officer has vowed. Adm Mike Mullen said al-Qaeda still posed a threat to the US. ‘As we did both seek to capture and kill–and succeed in killing–Bin Laden, we certainly will do the same thing with Zawahiri,’ he said.”

 – “US Vows to ‘Capture and Kill’ Ayman al-Zawahiri,” BBC News, June 16, 2011