sentences:  By 1963 Joe Finan pioneered a talk radio format and renamed the station K-Talk with the call letters KTLK.Finan, as a colorful and controversial talk show host was credited with the expose' of the Denver police department that became a major scandal and led to many changes inside that department.Finan also served a radio commentator for Denver Broncos football broadcasts during their first season in 1960, while at KTLN.