JACKSONVILLE, Fla.- Airport security agents say a replica gun is a replica gun, even if it was just a design on a Florida teenager's purse. The Transportation Security Administration says its agents acted appropriately when they ordered 17-year-old Vanessa Gibbs to check her designer purse at the Norfolk, Va., airport because of the image of a pistol it had on it. The agency said "replica weapons have been prohibited since 2002," and that means even a very obvious replica, said News4 Jax.com in Jacksonville, Fla. Gibbs remains flabbergasted at the hassle, which she says caused her to miss her flight...