Tribesmen loyal to the Houthi movement perform the Baraa dance during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. Bara or Baraa dance is one of the several traditional outdoor dances performed by men in the country of Yemen. Bara dance literally means a dagger dance, where each dancer holds a dagger. The style of the Bara dance differs from tribe to tribe. It is performed on special occasions. (Photo by Khaled Abdullah/Reuters)





Tribesmen loyal to the Houthi hold their rifles during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





Tribesmen loyal to the Houthi raise up their rifles during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





Tribesmen loyal to the Houthi movement raise up their rifles during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





Tribesmen loyal to the Houthi raise up their rifles during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





Tribesmen loyal to the Houthi movement perform the Baraa dance during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





A boy attends a gathering held by tribesmen loyal to the Houthi movement to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





Tribesmen loyal to the Houthi movement perform the Baraa dance during a gathering to show support to the movement in Sanaa, Yemen, May 19, 2016. (Photo by Khaled Abdullah/Reuters)





Shiite Houthi tribesmen hold their weapons as they chant slogans during a tribal gathering showing support for the Houthi movement, in Sanaa, Yemen, Thursday, May 19, 2016. On Tuesday the Yemeni Foreign Minister Abdul-Malik al-Mekhlafi announced the suspension of peace talks held in Kuwait with Shiite rebels after weeks of no progress, saying the rebels refuse to accept the legitimacy of the country's internationally-recognized president. (Photo by Hani Mohammed/AP Photo)