61.   The security forces advance slowly into the sewers out of fear they could be mined.

62.   The special operations forces are acting as spotters for U.S. planes strafing and bombing al-Qaida positions while Afghan tribal forces advance in a snowy mountain canyon.

63.   These forces have been primarily working as spotters for U.S. planes strafing and bombing al-Qaida positions while Afghan tribal forces advance.

64.   They said government forces have not advanced any closer because of the rugged mountainous terrain.

65.   They said Taliban forces were advancing on Mazar-e-Sharif from the west.

66.   Thousands of Serbs also have lost their homes as government and Croat forces advance.

67.   U.N. spokesman Lt. Col. Gary Coward confirmed government forces had advanced to the east of Gorazde on Sunday.

68.   U.N. officials also reported a Bosnian army offensive around Veliki Skocaj, just south of Bihac, and said there were unconfirmed reports that government forces had advanced.

69.   U.S. warplanes intensified their bombardment of Taliban defenses around the city in recent days, clearing the way as opposition forces advanced.

70.   Yet even as U.S.-backed tribal forces advance in the rugged Tora Bora region, no one seems certain whether bin Laden is even there.