Do terrorists in Pakistan have exotic explosives?

Marriott Building Bombing is Pakistan's 9/11

Unknown Terrorist Group Claims Responsibility For Marriott Bombing

by Winter Patriot

Global Research, September 30, 2008

In a phone call to an Islamabad TV station, "a group calling itself Fedayeen-i-Islam" has claimed responsibility for the bombing of the Marriott Hotel in Islamabad, according to the Pakistani newspaper Dawn.