I've just graduated <a href=" http://www.davehebb.com/how-does-perfopil-work.pdf ">how does perfopil work</a> A rescue worker helps a child outside the Westgate Mall in Nairobi, Kenya Saturday, September 21. Gunmen burst into the mall and opened fire in a deadly attack. According to a senior Kenyan government source, the gunmen took an unknown number of hostages, and police are trying to negotiate for their release and retake the building. Several hours after the attack, Al-Shabaab, an al-Qaeda-linked militant group based in Somalia, claimed responsibility for the deadly attack.