dr. david dau was bloody. suffered a concussion, a broken nose, and lost two teeth. >> my god, look at what you did to him! >> reporter: the airline later apologized and settled with him for an undisclosed amount. other airline incident are hardly as high profile. on this u.s. airways flight a disabled vietnam veteran was removed for not putting his golden retriever service dog on the floor for takeoff instead of in the seat. >> i'm legally in the right by ada law. this is a service animal, and he can ride with me any place. >> reporter: he and his dog were still removed by an officer and rebooked for the next day. cell phones appear to be a clear trigger for removal. this woman was talking on hers on a spirit airlines jet. >> leave me alone! stop it! stop! >> reporter: this passenger says spirit kicked her off a flight because of her cleavage. >> two or three times people came over and said they're still not covered up enough. >> reporter: that case is likely headed for court. randi kaye, cnn, new york. >>> c