Capt. Bob Giuda, a former Marine Corps pilot and FBI agent, is now a pilot with United Airlines. Two of the United pilots killed on September 11 were his personal friends. He says the debate over arming pilots should end with the acknowledgement of one undeniable fact.

"The precursor to everything that happened that day, was the murder of eight pilots," he said. "Had any one of them had guns, it is very likely that, in that particular aircraft, the outcome could, and probably would have been dramatically different."

A summary of the aviation security compromise, published by House Transportation Committee Chairman Don Young ...