There are a lot of mistakes that seem to have been made here. For example, the Second Amendment. That needs to be revisited. 20-year-old University of South Carolina student Nicholas Anthony Donofrio was shot dead while mistakenly trying to enter the wrong residence. ABC News reports: Donofrio was shot to death early Saturday at a home several blocks from the University of South Carolina in southeast Columbia, the state capital, according to a statement from the Columbia Police Department. The shooting unfolded just before 2 a.m.