United incident exposes limited rights of US air passengers

The online video footage of a United Airlines passenger dragged off a flight, which damaged the company's reputation, highlighted the limited options US passengers have on overbooked flights.United's problems began after security officers on Sunday dragged a 69-year-old man off a flight from Chicago to Louisville, Kentucky, because he refused to be "bumped" -- an airline practice that has gotten increased scrutiny in light of the incident.Some passengers recorded the incident and posted videos o