It is unclear what started a fire in Chesapeake over the weekend. Rebecca Hughes with more.Preview: A burn ban is still in effect for Prince George County. The fire department says the 4 p.m. burn law is in effect until Wednesday, April 30th. Open-air burning is prohibited before 4 p.m. Prince George Fire and EMS say they've responded to multiple brush fires and burning complaints this season. They remind residents that fires within 300 feet of woodland and dry grass increase the risk for wildfires.