DENVER, Colorado (AFP) - Christian conservative Rick Santorum scored a hat trick in Tuesday's Republican presidential voting contests with a win in the Colorado caucuses, the state's party chairman Ryan Call told CNN.

ISLAMABAD (AFP) - Pakistan's Prime Minister Yousuf Raza Gilani on Wednesday filed an appeal against a Supreme Court summons demanding that he appear on February 13 to face indictment for contempt, an official said.

MINNEAPOLIS, Minnesota (AFP) - Christian conservative Rick Santorum on Tuesday was projected to win the Minnesota caucuses, US media said, giving his campaign for the Republican presidential nomination a major boost.

MIRANSHAH, Pakistan (AFP) - A US drone attack targeting a militant compound killed eight insurgents in a troubled Pakistani tribal region on Wednesday, security officials said.

WASHINGTON (AFP) - A trio of top US senators on Tuesday warned Egypt that the risk of a "disastrous" rupture in ties had "rarely been greater" amid an escalating row over the planned trial of US pro-democracy activists.