VIRGINIA BEACH, Va.--(BUSINESS WIRE)--Armada Hoffler Properties, Inc. (NYSE: AHH) today announced that it has entered into a definitive agreement to sell Whetstone Apartments in Durham, North Carolina for approximately $35.6 million. Whetstone is a new 203-unit apartment complex that is strategically located in downtown Durham near Duke University. The company delivered the initial units at Whetstone in the third quarter of 2014. "We are delighted to continue our long-standing strategy of selli