Arnold Zenker Arnold Zenker Arnold L. Zenker (born 1938) is a retired media broadcaster and public appearance counselor who gained brief stardom by sitting in for Walter Cronkite on the "CBS Evening News" in 1967. Zenker studied at the University of Pennsylvania in Philadelphia, from which he received an undergraduate and a law degree. In 1967 at the age of 28, he was asked to sit in for anchor Walter Cronkite to deliver the nightly news. Zenker, working as a Manager of News Programming at CBS at the time, was chosen because a strike by the American Federation of Television and Radio
Walter Cronkite next twenty minutes: While Cronkite was reading this bulletin, a second one arrived, mentioning the severity of Kennedy's wounds: Just before the bulletin cut out, a CBS News staffer was heard saying "Connally too," apparently having just heard the news that Texas Governor John Connally had also been shot while riding in the presidential limousine with his wife Nellie and Mr. and Mrs. Kennedy. CBS then rejoined the telecast of "ATWT" during a commercial break, which was followed by show announcer Dan McCullough's usual fee plug for the first half of the program and the network's 1:45 pm station identification