The argument that Iraq could have provided weapons of mass destruction to terrorists such as al Qaeda was a key element of the Bush administration 's case for the March 2003 invasion . David Wilkerson criticized Dick Cheney for his interrogation methods . Interrogations aimed at finding ` ` machine gun '' linking Iraq and al Qaeda , he says . By 2002 , U.S. officials decided ` ` we had al Qaeda pretty much on the loose , '' he says . Representatives of former vice presidents also comment on this .
David Wilkerson criticized Dick Cheney for his interrogation methods . Interrogations aimed at finding ` ` machine gun '' linking Iraq and al Qaeda , he says . By 2002 , U.S. officials decided ` ` we had al Qaeda pretty much on the loose , '' he says . Representatives of former vice presidents also comment on this .