A pair of blotter items reveals that the crack cocaine in Somerville is not making residents any smarter. -- Three Somerville men were arrested when they were found in a blue van on Kingman Road trying to make crack. According to police, the men were discovered surrounded by drug paraphernalia and in possession of cocaine and baking soda. The men were reportedly trying to cook their own crack using a metal can. Bostonist doesn't condone......