The Portage County Sheriff’s Department has arrested an 18-year-old man for a Thursday morning incident which left three people injured.  Alex Varney was arrested about a mile away from the scene nine hours later in Plover.  Two men were wounded when he allegedly fired a shotgun.  Another person had to seek treatment for a stab wound.  Deputies say all three victims are expected to recover.  Two were treated and released at a hospital, while the third was admitted with a serious injury.  Investigators haven’t said what led to the incident.