President Barack Obama talks with Darius Hooker, 19, center, and Wesley Carter, 18, both from Memphis Tenn., who took part in Team America Rocketry Challenge (TARC), as Obama hosts the White House Science Fair in the State Dining Room of the White House in Washington, Monday, April 22, 2013, to celebrate the student winners of a broad range of science, technology, engineering and math (STEM) ...
President Barack Obama talks with Darius Hooker, 19, center, and Wesley Carter, 18, both from Memphis Tenn., who took part in Team America Rocketry Challenge (TARC), as Obama hosts the White House Science Fair in the State Dining Room of the White House in Washington, Monday, April 22, 2013, to celebrate the student winners of a broad range of science, technology, engineering and math (STEM) ...