POST FALLS PD RECEIVED A CALL FOR A DOMESTIC/FAMILY DISPUTE. DISPATCH WAS ADVISED BY THE CALLER THAT HE WAS BEING ATTACKED BY FAMILY MEMBERS AND THAT HE HAD BARICADED HIMSELF IN A ROOM WITH HIS FIREARM READY TO DEFEND HIMSELF. ABLE 1 ASSISTED PFPD UNITS BY MAINTAINING VISUAL OF THE SUSPECT FROM THE AIR AS THEY EXITED THE RESIDENCE AND WERE TAKEN INTO CUSTODY. PFPD WAS PRIMARY ON THE INCIDENT.