American troops in Port-au-Prince secure the delivery of tents to the victims of the earthquake that shook the country on Jan. 12. Pasqual Gorriz/UN/AFP/Newscom
Haitians have been taking shelter in makeshift camps following the 7.0 magnitude earthquake that devastated the city on Jan 12 and killed approximately 220,000 people. Sipa/Newscom
U.S. Public Health Service Lt. Cmdr. Jennifer Hornsby-Myer (c.) and Cmdr. Dana Hall (2nd l.) sing along with singer and songwriter Jimmy Buffet during a performance for members of Joint Task Force at the US Embassy in Port-au-Prince, Haiti on March 3. Spike Call/UPI/U.S. Navy/Newscom
An American soldier gets a fist bump from local on Jan. 29, in Port-au-Prince.
US Marines unload food and water from a helicopter for the earthquake survivors in Léogâne, Haiti, on Jan. 22. Thousands of US troops are in Haiti as part of the relief effort to help survivors of the powerful earthquake that hit the country on Jan. 12. Ricardo Arduengo/AP
A soldier from the 82nd Airborne patrols in Port-au-Prince on Jan. 19. Thousands more US troops are helping UN peacekeepers keep order on Haiti's increasingly lawless streets as tens of thousands of survivors wait desperately for aid. Carlos Garcia Rawlins/Reuters
A US soldier holds up a girl at a food distribution zone in Port-au-Prince on Jan. 19. Jorge Silva/Reuters
US soldiers from the 82nd Airborne arrive via a Seahawk helicopter at the garden of the damaged Presidential Palace in Port-au-Prince on Jan. 19. Carlos Barria/Reuters
Marines carry cartons of bottled water after landing in a rural area outside Port-au-Prince on Jan. 19. US Black Hawk helicopters swooped down on Haiti's wrecked presidential palace to deploy troops and supplies soon after the earthquake as a huge international relief operation to help earthquake survivors gain momentum. St Felix Evens/Reuters
A US Airborne soldier exchanges a fist-bump with a Haitian youth in downtown Port-au-Prince, in this United Nations Stabilization Mission in Haiti photograph taken on Jan. 26. US troops rescued a man from under a collapsed building in Haiti's capital on Tuesday as UN troops sprayed tear gas at survivors desperate for food two weeks after a catastrophic earthquake. Marco Dormino/UN/MINUSTAH/Handout/Reuters
US soldiers of the 82nd Airborne Division walk in streets after leaving the Presidential palace en route to the general hospital in downtown Port-au-Prince on Jan. 19. Thomas Coex/AFP/Newscom
US soldiers of the 82nd Airborne Division arrive to secure the General hospital in downtown Port-au-Prince on Jan. 19. Thomas Coex/AFP/Newscom
US Army soldiers patrol downtown Port-au-Prince on Jan. 26. Secretary of State Hillary Rodham Clinton said she resents criticism of the level of US efforts to help Haiti. Thousands of US troops arrived to the country after the Jan. 12 earthquake to treat the wounded, distribute relief supplies, clear roads and direct air traffic. Ramon Espinosa/AP
US Army Pvt 1st Class Michael Segura, of the 82nd Airborne (l.) is greeted by a man as he stands guard outside the cathedral in Port-au-Prince on Jan. 19. The UN Security Council approved extra troops and police officers to beef up security in Haiti and ensure that desperately needed aid gets to earthquake victims. Lynne Sladky/AP
US Army soldiers unload food supplies at a refugee camp in Port-au-Prince on Jan. 19. Luis Acosta/AFP/Newscom
US Marine 3/2 Lima Company soldiers arrive in Léogâne on Jan. 19, a week after the massive 7.0-magnitude quake. Jewel Samad/AFP/Newscom
US soldiers carry an injured Haitian to a US Navy helicopter at the Haitian Presidential Palace yard, in Port-au-Prince on Jan. 21. Luis Acosta/AFP
US heliborne paratroopers secure the heavily damaged presidential palace in Port-au-Prince on Jan. 19. Juan Barreto/AFP
The airstrikes have targeted at least nine of Yemen's 21 provinces and have prevented the Houthis from reaching Aden, the former capital of the once-independent south.
ByAhmed Al-Haj, Associated Press
Saudi-led naval forces imposed a blockade on Yemen's ports as coalition airstrikes on Monday repelled an advance on the southern port city of Aden by Shiite rebels and forces loyal to a former president.