Matthew Slider is a 19-year-old sophomore at Florida State University. He enjoys posting videos to YouTube of himself and his friends goofing off, listens to the band Death Cab for Cutie and is a member of the Alpha Tau Omega fraternity. He's also chairman of a political action committee that sent mailers to voters in Naples this week attacking congressional candidate Joe Garcia for the oil spill in the Gulf. The mailer says Garcia, a Democrat running for the seat being vacated by U.S. Rep. Mario Diaz-Balart, ``was with the Department of Energy and responsible for this catastrophe.'' The back...