it was a brazen murder that baffled investigators and left a small georgia community shaken to the core. an ivy league businessman shot and killed outside his son's preschool in november last year. a fresh, legal the twist. the prime suspect hired a high profile defense team to refute the charges against him. nbc's tom from with more. >> reporter: the case here in donewoody georgia shocked and baffled the community. one side you have an after fluent harvard educated businessman, shot at point blank range after dropping off his son, on the other side, accused killer successful father of three who not only knew the victim but his wife. >> reporter: the motive behind the november murder of a married father of two remains a mystery. police are saying nothing why they believe the man targeted