You are a member of a flying club. One morning at the clubhouse, you overheat a conversation between a couple of the club's pilots who are about to go flying. You know the pair to be VFR-only pilots who don't have file flight plans because they believe it's none of the government's business where they're flying. The two are mad that the FAA, citing reasons of national security, has recently established a Prohibited Area over a nearby nuclear power plant. Combined with existing Class B and Special Use airspace in the area, circumnavigating the new Prohibited Area will require them to deviate from the customary and preferred direct route to and from their destination, adding time and expense for the flight. "Here's what we'll do," one of them says, "We'll use this duct tape to change the one in the N-number to look like a 4, then we'll just fly on through the usual way. Hell, they aren't going to shoot us down, and even if they get our N-number, they'll be looking for the wrong airplane. "If they do that, will they be risking criminal prosecution in addition to FAA enforcement action? Explain fully