David Jacobs, born in Wisconsin in 1946, emerged as one of the pioneering stars of trampoline gymnastics during the 1960s. Renowned for his explosive strength and technical accuracy, he collected several national championships and a world title, leaving a lasting mark on the sport well before it became part of the Olympic program. He’s remembered not only for his accomplishments but also for his modest, influential presence in trampolining’s formative years. In a hidden-camera segment on Impract

We're remembering David Jacobs, a producer who helped change the face of television. In 1978, Jacobs created "Dallas," the primetime soap opera about a Texas oil family. He died Sunday after battling Alzheimer's, he was 84. | CBS Evening News