A DOWNTOWN BUILDING FIRE IN JOHNSON CITY IS UNDER INVESTIGATION. FIREFIGHTERS WERE CALLED TO A BUILDING ON WEST WATAUGA AVENUE YESTERDAY WHERE A CLOSET INSIDE ONE OF THE ABANDONDED APARTMENTS WAS ON FIRE. THE CAUSE OF THE FIRE IS UNDER INVESTIGATION. ELECTRICITY TO THE BUILDING HAD PREVIOUSLY BEEN SHUT OFF AND RENOVATIONS WERE SCHEDULED TO BEGIN THIS WEEK.