Al Qaeda terrorists based in Afghanistan were assembling components to begin a biological weapons program and Iraq is assumed to have ongoing weapons of mass destruction programs, a senior Pentagon official said today. The Defense Department must therefore consider a wide range of weapons, including thermobaric bombs and the controversial low-yield Robust Nuclear Earth Penetrator, to destroy or disable WMD facilities, Defense Threat Reduction Agency Director Stephen Younger said. Although the nascent al Qaeda bio-weapon program was "not in a...