sentences:  Marie.In May 1986, Tim Martz Martz Communications Group (d/b/a Algoma Broadcasting) continued the success of "Yes FM", and also brought the talk radio format to the Twin Saults in 1990 with the sign-on of an AM sister station, WKNW, in 1990.Martz sold both WYSS & WKNW to Chicago-based Marathon Media in 1998, which it held for a short while before selling them to Northern Star Broadcasting in 2001.