Police and fire services responded to 477 Notre Dame Ave. in Sudbury’s Flour Mill at around 4:30 a.m. Wednesday to deal with a fire at the National Tavern. Firefighters quickly brought the fire under control and evacuated 8-10 people and pets, the city said in a release. No one was injured and crews cleared the scene at 8:30 a.m. Shelter and support for the displaced were provided and police closed a section of Notre Dame Avenue at the King Street intersection for a few hours. An investigation by firefighters is underway to determine the cause of the fire. Officials said it’s not considered suspicious. Damage estimates have yet to be determined pending an inspection by officials.