The 45-year-old Minnesota man also engaged in "sexually charged chats with children" as young as 10, a prosecutor said.

Lucas Matthew Kramer, a longtime collegiate climbing coach, was sentenced to 78 months in prison in U.S. District Court last ...

A Duluth climbing coach has been sentenced to six and a half years in prison for posession of child pornography. 45-year-old Lucas Matthew Kramer is also ordered to pay restitution to his victims ...