FILE - In this April 29, 2016 file photo, first lady Michelle Obama speaks to high school students from across the Washington D.C. area in the State Dining Room of the White House in Washington, as part of the International Jazz Day celebration. Michelle Obama plans to address Native American high school graduates during a commencement speech that comes as she attempts to spotlight tribal youth in the final months of her husband’s presidency. The first lady’s commencement address Thursday, May 26, 2016, at the Santa Fe Indian School is part of an Obama initiative aimed at removing “barriers to success” for Native American youth, who the White House says make up the nation’s “most vulnerable population.” (AP Photo/Carolyn Kaster, File)