US First Lady Michelle Obama speaks about the Administration's efforts to end veteran homelessness and the importance of mayoral leadership in the process at the 84th annual Winter Meeting of The United States Conference of Mayors in Washington, DC, on January 21, 2016. / AFP / Nicholas Kamm (Photo credit should read NICHOLAS KAMM/AFP/Getty Images)

US First Lady Michelle Obama speaks about the Administration's efforts to end veteran homelessness and the importance of mayoral leadership in the process at the 84th annual Winter Meeting of The United States Conference of Mayors in Washington, DC, on January 21, 2016. / AFP / Nicholas Kamm        (Photo credit should read NICHOLAS KAMM/AFP/Getty Images)