WASHINGTON, D.C. – Undercover FBI agents are boarding overseas flights bound for the U.S. and shadowing passengers suspected of being connected to al-Qaida and other terrorist groups, U.S. intelligence officials told WorldNetDaily. Upon landing in the U.S., agents have arrested some suspects with the help of other agents waiting in airport terminals to spring the trap, they say. Most recently some 20 FBI agents in Chicago converged on an O'Hare International Airport terminal to arrest an Arab man suspected of supporting al-Qaida, officials say. The suspect, a permanent U.S. resident, flew in from the Middle East on a connecting flight...