E N D
A guard walks at a snack food factory hit by Saudi-led air strikes in Yemen's capital Sanaa, January 20, 2016. REUTERS/Khaled Abdullah
A hand is seen on the ground as policemen try to recover the body from under the wreckage at the site of a Saudi-led air strike on the police headquarters in Yemen's capital Sanaa, January 18, 2016. REUTERS/Khaled Abdullah
Journalists stand inside a sports hall destroyed by Saudi-led air strikes in Yemen's capital Sanaa, January 19, 2016. REUTERS/Khaled Abdullah
Policemen carry the body of a dead fellow policeman, that they recover from the site of a Saudi-led air strike on the police headquarters in Yemen's capital Sanaa, January 18, 2016. REUTERS/Khaled Abdullah
A boy stands at a marble factory after it was hit by a Saudi-led air strike in the Yemen's capital Sanaa, January 17, 2016. REUTERS/Mohamed al-Sayaghi
Policemen and medics cover the body of a dead man, that they recover from the site of a Saudi-led air strike on the police headquarters in Yemen's capital Sanaa, January 18, 2016. REUTERS/Khaled Abdullah
Men walk on the rubble at the Chamber of Trade and Industry headquarters after it was hit by a Saudi-led air strike in Yemen's capital Sanaa, January 5, 2016. REUTERS/Khaled Abdullah
People stand around a crater caused by a Saudi-led air strike on the outskirts of Yemen's capital Sanaa, December 29, 2015. REUTERS/Khaled Abdullah
A sign is pictured at a Coca-Cola beverages factory after Saudi-led air strikes destroyed it in Yemen's capital Sanaa, December 30, 2015. REUTERS/Khaled Abdullah
Houthi militants walk past the collapsed roof of the Chamber of Trade and Industry headquarters after it was hit by a Saudi-led air strike in Yemen's capital Sanaa, January 5, 2016. REUTERS/Khaled Abdullah
A poster of Yemeni President Abed Rabbo Mansour Hadi is seen on the ground amid the wreckage of a municipal building destroyed by a Saudi-led air strike in Yemen's capital Sanaa, January 3, 2016. REUTERS/Mohamed al-Sayaghi
People walk next to a damaged building at the site of a Saudi-led air strike in Yemen's capital Sanaa, January 4, 2016. REUTERS/Khaled Abdullah
Fire and smoke billows from an army weapons depot after it was hit by an air strike in Yemen's capital Sanaa, May 11, 2015. REUTERS/Mohamed al-Sayaghi
A man walks at the site of a Saudi-led air strike that targeted a gas station in Yemen's capital Sanaa, January 4, 2016. REUTERS/Khaled Abdullah
Smoke rises during an air strike on an army weapons depot on a mountain overlooking Yemen's capital Sanaa, April 20, 2015. REUTERS/Khaled Abdullah
A man looks at cows killed by a Saudi-led air strike at a dairy farm in Bajil in Yemen's western province of Houdieda, January 2, 2016. REUTERS/Abduljabbar Zeyad
Houthi militants stand at the site of a Saudi-led air strike which targeted a tunnel leading to the presidential house near the Petrol Station in Yemen's capital Sanaa, October 1, 2015. REUTERS/Mohamed al-Sayaghi
Smoke billows from a military arms depot after it was hit by a Saudi-led air strike on the Nuqom Mountain overlooking Yemen's capital Sanaa, October 15, 2015. REUTERS/Mohamed al-Sayaghi
A man help in clearing debris at the site of a Saudi-led air strike which targeted the Complex for Automotive Services near a tunnel leading to the presidential house in Yemen's capital Sanaa, October 1, 2015. REUTERS/Mohamed al-Sayaghi
People gather at the site of a Saudi-led air strike that targeted the Complex for Automotive Services near a tunnel leading to the presidential house in Yemen's capital Sanaa, October 1, 2015. REUTERS/Mohamed al-Sayaghi
Smoke and balls of fire rise from a military base after it was hit by Saudi-led air strikes in Yemen's capital Sanaa, September 10, 2015. REUTERS/Khaled Abdullah
Boys look from behind window bars of a house damaged by a Saudi-led air strike in Yemen's capital Sanaa, August 26, 2015. REUTERS/Khaled Abdullah
Houthi militants stand in the house of Houthi leader Yahya Aiydh, after Saudi-led air strikes destroyed it in Yemen's capital Sanaa, September 8, 2015. REUTERS/Khaled Abdullah
A man sits outside his house with a head injury following a Saudi-led air strike, which destroyed his house, in Yemen's capital Sanaa, September 5, 2015. REUTERS/Mohamed al-Sayaghi
Smoke rises from the site of a Saudi-led air strike in Yemen's capital Sanaa, September 26, 2015. REUTERS/Mohamed al-Sayaghi
A Houthi militant poses for a photograph while standing on the rubble of a house destroyed by a Saudi-led airstrike in Yemen's capital Sanaa, September 5, 2015. REUTERS/Mohamed al-Sayaghi
A guard stands on the collapsed roof of the house of General Ali al-Dhafif, a Yemeni army brigade commander, after it was hit by Saudi-led air strikes near Sanaa, Yemen, June 9, 2015. REUTERS/Khaled Abdullah
People flee as smoke billows after air strikes hit the house of Yemen's former President Ali Abdullah Saleh in Sanaa, May 10, 2015. REUTERS/Mohamed al-Sayaghi
A view of a building destroyed by a Saudi-led air strike is seen in Haradh city of Yemen's northwestern province of Hajja, May 20, 2015. REUTERS/Stringer
People salvage furniture from the rubble of a house destroyed by an air strike in Sanaa, April 26, 2015. REUTERS/Khaled Abdullah
Smoke billows from a fire at a Houthi-controlled military site after it was hit by a Saudi-led air strike in Sanaa, June 3, 2015. REUTERS/Mohamed al-Sayaghi
People stand on the rubble of houses destroyed by an air strike in the Okash village near Sanaa, April 4, 2015. REUTERS/Mohamed al-Sayaghi
A Houthi militant sits amidst debris from the Yemeni Football Association building, which was damaged in a Saudi-led air strike, in Sanaa, May 31, 2015. REUTERS/Mohamed al-Sayaghi
Fire and smoke billows from an army weapons depot after it was hit by an air strike in Yemen's capital Sanaa, May 11, 2015. REUTERS/Mohamed al-Sayaghi
School books are seen on the rubble of houses destroyed by a Saudi-led air strike near Yemen's capital Sanaa, June 3, 2015. REUTERS/Khaled Abdullah
A man screams in front of the residence of Yemen's former President Ali Abdullah Saleh after airstrikes hit it in Sanaa, May 10, 2015. REUTERS/Mohamed al-Sayaghi
An air strike hits a military site controlled by the Houthi group in Yemen's capital Sanaa, May 12, 2015. REUTERS/Khaled Abdullah
Houthi militants guard the house of Ali Haidar, a Houthi leader, destroyed by a Saudi-led air strike in Sanaa, Yemen, May 29, 2015. A guard was reportedly injured in the strike on the house, whose occupants had already evacuated prior to the strike, according to Houthis guarding the site and local media. REUTERS/Khaled Abdullah
People gather at a site hit by a Saudi-led air strike in Yemen's capital Sanaa, May 27, 2015. REUTERS/Khaled Abdullah
A plainclothes presidential guard stands in front of the residence of Yemen's former President Ali Abdullah Saleh after airstrikes destroyed it in Sanaa, May 10, 2015. REUTERS/Mohamed al-Sayaghi