Acronym Soup: OATUS ?

Questions

On This Day In January 1975 - ABC-TV debuted "A.M.______ .?

On This Day In January 1982 - William G. ______ was convicted in Los Angeles, CA, of being the "freeway killer" who had murdered 14 young men and boys.?

On This Day In January 1987 - After a 29-year lapse, the Ford ______ was presented with the Motor Trend Car of the Year Award. It was the first occurrance of a repeat winner of the award.?

On This Day In January 1994 - Figure skater Nancy Kerrigan was clubbed on the right leg by an assailant at Cobo Arena in Detroit, MI. Four men were later sentenced to ______ for the attack, including Tonya Harding's ex-husband.?

On This Day In January 1998 - The spacecraft ______ Prospect was launched into orbit around the moon. The craft was crashed into the moon, in an effort to find water under the lunar surface, on July 31, 1999.?