sentences:  WKMI, which began broadcasting in 1947, was a highly rated Top 40 music station from the 1950s through the 1970s.The station moved to an Adult Contemporary format to compete with WKZO during the early 1980s, and then switched to its current talk format in 1990 as the Persian Gulf War created a boom for talk radio.An FM sister at 106.5 was added in 1964; WKMI-FM is now WVFM and no longer co-owned.