51.   Israeli warplanes attacked radical Palestinian guerrillas near Beirut on Friday, firing missiles at fortified underground tunnels, security officials said.

52.   Israeli warplanes attacked radical Palestinian guerrillas near Beirut on Friday, firing missiles at fortified underground tunnels, Lebanese security officials said.

53.   Israeli warplanes fired missiles at a Palestinian guerrilla base near Beirut on Saturday, hitting fortified underground tunnels, Lebanese security officials said.

54.   Malan and the others evaded a horde of journalists and a handful of protesters by entering through an underground tunnel from nearby police headquarters.

55.   McNamara once fled a student mob at Harvard through underground utility tunnels.

56.   Munitions at the depot, like many in Albania, were stored in underground tunnels.

57.   Officials said the missiles hit fortified underground tunnels at the base, which belongs to the Syrian-backed Popular Front for the Liberation of Palestine-General Command.

58.   On Wednesday the two discussed findings made by U.S. experts during an inspection last month of a North Korean underground tunnel complex suspected of being a nuclear weapons facility.

59.   Practitioners ranging from young children to old couples converged on the vast square from underground pedestrian tunnels just before midnight Friday.

60.   Seventy workers were in the underground tunnel when the blast occurred, Mirzaie said.