عکس های قدیمی نشان می دهد که امنیت فرودگاه قبل از 11 سپتامبر چگونه بوده است

Vintage photos show what airport security was like before 9/11

Airport security in the 1970s. Duane Howell/Denver Post via Getty Images Airport security used to be far more relaxed with fewer screenings and restrictions. People didn't need plane tickets to get through security, and knives were allowed on flights. The Transportation Security Administration wasn't established until after 9/11. Before 9/11, airport security was far more relaxed than it is today. Friends and family…