Lancaster Bureau of Fire companies sent to 319 N. Queen Street for a building around 2050 hours. Battalion Chief 1 on location with a working fire in a 2.5 story, middle of the row, commercial building. Companies attempted an interior attack but were forced back due to heavy fire conditions. Multiple alarms were transmitted bringing all city companies and recall personnel as well as county mutual aid. Firefighters battled the smokey blaze for several hours before declaring control. The owner of the business was injured in the fire and is listed in critical condition.