LAS VEGAS, Nevada (Reuters) — A 25-year-old scientist representing the District of Columbia was crowned winner of the Miss USA pageant on Sunday (May 14), the second consecutive year that a contestant from the nation’s capital won the annual competition. Kara McCullough, who holds a degree in chemistry and works at the United States Nuclear Regulatory Commission, triumphed over 50 other contestants, including first runner-up Chhavi Verg, representing New Jersey, to claim victory in the […]