21.   The amphibious ships were carrying Marines and sailors to provide security, surgical teams and limited hospital bed capacity.

22.   The exercise required the helicopter to touch down on a simulated deck of an amphibious ship on land near the river, Crouch said.

23.   The exercise required the helicopters to touch down on a simulated deck of an amphibious ship on land near the river, Crouch said.

24.   The reports of renewed unrest come after three U.S. amphibious ships based in the Adriatic Sea headed to Liberia on Thursday to help evacuate foreigners.

25.   The reports of renewed unrest come after three U.S. amphibious ships based in the Adriatic Sea headed to Liberia Thursday to help evacuate foreigners.

26.   The ships include carriers, amphibious ships, guided missile cruisers and guided missile destroyers that are capable of responding to threats from the air and sea.

27.   Three U.S. amphibious ships based in the Adriatic Sea headed to Liberia Thursday to help evacuate foreigners from the embattled West African country.

28.   He had flown in from the US amphibious ship USS Kearsarge after a medical check-up there.

29.   He had flown in here from the US amphibious ship Kearsarge after a medical check-up there.

30.   But advances on the diplomatic front will not forestall military plans to send two minesweepers and an amphibious ship to provide logistical support, the Pentagon said.