21.   Then North Vietnamese stormed the landing zone.

22.   This helps ensure that the insect will select a precarious landing zone just above the fluid-filled reservoir.

23.   They quickly took over three road blocks on the edges of town while two security squads remained behind to guard the landing zone.

24.   They were dispersed between two landing zones in Shah-e-Kot.

25.   As two helicopters carrying Pastrana and his entourage approached Los Pozos, guerrillas set ablaze a wet pile of leaves to identify the landing zone and the wind direction.

26.   But Mullen got sideways coming off the jump, his skis jammed into the landing zone and his helmeted head smashed into the rock-hard racing surface.

27.   Five minutes to go, the door gunner signaled, holding up his hand as we approached the landing zone.

28.   He landed his first jump perfectly and just stepped outside the landing zone on his second.

29.   Hundreds of Marines poured from helicopters at a landing zone to secure a wooded area before hiking to an urban military operations training facility at Camp Lejeune.

30.   The Green Berets set out again for the landing zone.