Len Kasper's move from Chicago Cubs TV to White Sox radio might have come as a surprise. But to him, calling games on AM radio is the purest form of baseball broadcasting. ... “I want to paint the picture of the great game of baseball on the radio like he did for me growing up,” Kasper explained Friday.

What happened with Len Kasper?

After 16 seasons as TV voice of the Chicago Cubs, Len Kasper has signed on to become the radio play-by-play announcer of the crosstown White Sox. ... The team and WMVP-AM 1000, which last month was named the Sox's new radio flagship, formally announced the addition of Kasper on Friday morning.

Is Len Kasper retiring?

Cubs TV voice Len Kasper is leaving to fill the vacant play-by-play spot in the White Sox' radio booth. Kasper, who has been with the Cubs for 16 years, will join analyst Darrin Jackson on the Sox' new home, ESPN 1000.