Pioneering newsman Joseph Wershba, whose work helped end the controversial 1950s hunt for American communists known as the "Red Scare," has died, CBS broadcasting announced on Monday. He was 90. Wershba succumbed to complications of pneumonia on Saturday at North Shore Hospital on Long Island, CBS said in a statement. Early in his 50-year career, Wershba's work for Edward R. Murrow's "See it Now" television segments showed the power of a fresh new medium known as television. As a "See it Now" reporter and producer of the 1953 "The Milo Radulovich Story," Wershba exposed a U.S. Air Force move to...