WSMV first signed on the air as WSM-TV on September 30, 1950, as Nashville’s first television station and the second in Tennessee. The television station has been an NBC affiliate from its sign-on, although it also carried some programming from CBS, DuMont, and ABC. On July 17, 2017, they changed their newscast branding from Channel 4 News to News 4. In January 2018, graphics and music were updated. Anchor Demetria Kalodimos who started with the station in `1984 was let go after her contract expired at the end of 2017, She was their longest continuously serving evening news anchor