The bottom of Onondaga Lake in upstate New York contains large amounts of pollutants. One proposal to clean the lake bottom requires that the pollutants be removed and stored nearby. People who live near the proposed storage sites are opposed to this plan. The officials who must decide on the proposal will examine both the benefits and risks of the plan. The decision made by the officials will most likely involve

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?