Texas 'clock kid' goes from arrest to White House visit

WASHINGTON (AP) -- Ahmed Mohamed, the Texas teenager arrested after a homemade clock he brought to school was mistaken for a bomb, capped a whirlwind month with a visit to the White House on Monday. Ahmed got a personal invitation from President Barack Obama for "Astronomy Night." The president uses the event to encourage students to pursue careers in science, technology, engineering and mathematics. Ahmed said he was grateful for the president's support and said he's OK with the nickname that s...