This live blog is now closed.Sign up for the Breaking News US emailFormer Olympic canoeist David Hearn has pleaded not guilty to vandalizing the Lincoln Memorial reflecting pool.Hearn, 67, from Maryland, was arrested last month after stopping by the pool on a bike ride. He told several outlets that he was detained for almost five hours after he reached into the water to inspect what he described a piece of the blue liner that was partially detached from the bottom of the pool as he was curious what it felt like. Continue reading... ...read more read less