Bangor Man Pleads Not Guity to Killing Girlfriend 

A Bangor man has pleaded not guilty to killing his girlfriend. David Coon, 50, entered the plea Wednesday morning. Coon is charged with murdering Sherry Clifford, 49, in May. According to court documents, Coon admitted to wrestling with Clifford and putting his hand over her mouth as she was screaming that she couldn’t breathe.