There were at least 20 young people standing before the entrance to the aircraft to do the final security check. A number of questions that had been used long ago in the US asked. Body had been searched twice since I was in the airport: Once after the metal detector and the other before the boarding. Luggages you were carrying with you had to open for the inspection also. The even put a hand inside my shoes. Similar practice is conducted in HK airport. It is said that because the airline will take the responsibility if something is wrong.