One night inside a George Washington University fraternity, a sky-diving, weight-lifting, energy-drink-swilling group of brothers gathered around a pool table, boasting about how no matter what their college, government and parents might say, they don't need any swine flu vaccine, thanks very much. This Story Swine flu shot? They're taking a pass. Special Report: Swine-Flu Outbreak The men of Sigma Phi Epsilon, 30 of whom share 16 bathrooms and 15 bedrooms in a house on ...