91.   The Revolutionary Armed Forces of Colombia, known as the FARC, is believed responsible for the ambush, he said.

92.   The Revolutionary Armed Forces of Colombia, the largest and oldest of several rebel bands, was believed responsible.

93.   The Revolutionary Armed Forces of Colombia, the largest and oldest rebel band, was believed responsible.

94.   The outlawed group was believed responsible for at least nine gun attacks late Saturday and early Sunday on soldiers in Belfast.

95.   The raids were part of a far-reaching investigation intended to uncover the identity of the victims and those believed responsible for producing and distributing the pornography.

96.   The reports linked the attackers to Osama bin Laden, the Saudi millionaire believed responsible for financing a network of Islamic terrorists.

97.   The Revolutionary Armed Forces of Colombia, the largest and oldest rebel group, was believed responsible for the bombings against the police and ranchers, authorities said.

98.   The Revolutionary Armed Forces of Colombia, or FARC, are believed responsible for the kidnapping because they control the region, he said.

99.   The Revolutionary Armed Forces of Colombia, the largest of several rebel groups fighting the government, is believed responsible for the abduction.

100.   The shutdown gives an edge to scientists at a rival lab outside Chicago in the search for the Higgs boson, believed responsible for all mass in the universe.