Ahmed Mohamed (L), a 14-year-old high school student who was arrested after he brought a homemade clock to his Irving, Texas high school to show his teachers and was later accused of having a "hoax bomb", stands with his uncle Aldean Mohamed (R) during a press conference on Capitol Hill in Washington, DC, October 20, 2015. Ahmeds detention played into national debates about Islam, immigration and ethnicity. Ahmed visited the White House Monday evening following a personal invitation from President Barack Obama. Ahmed, 14, attended the White House's Astronomy Night, along with other students, teachers, scientists and astronauts. AFP PHOTO/JIM WATSON (Photo credit should read JIM WATSON/AFP/Getty Images)
