USA Update Barbara Walters announces retirement: How she changed TV news (+video)

Barbara Walters was America's TV's first evening news anchor, but in addition to that, she set a standard for television journalism though her tireless work ethic.

By , Correspondent

ABC/AP/File

Barbara Walters, America’s first TV evening news anchorwoman, is retiring from the news business after 52 years of interviewing the world’s top leaders and celebrities.