<p>NO injuries have been reported in a tanker truck fire at a convenience store at Georgia 400 and Georgia 60 near Dahlonega.</p><p>Eyewitnesses say they saw an explosion and a ball of fire that shot hundreds of feet into the air.</p><p>Lumpkin County officials have requested help from the Hall County Fire Department.</p><p>Meanwhile, authorities are telling motorists headed northbound toward Dahlonega to turn around and go south toward Gainesville. Hart says the building housing the convenience store is NOT on fire but grass around the complex is burning.</p><p>Reports indidate that another vehicle hit the side of the tanker as it was unloading fuel some 30 to 40 feet from the store. (WDUN, Jeff Hart)</p>