It's not a time issue, there's just no need. Radiation-based screening is sufficient most of the time. Physical bag searches happen when the radiation-based scr

It's not a time issue, there's just no need. Radiation-based screening is sufficient most of the time. Physical bag searches happen when the radiation-based screening indicates something or when it cannot produce a clear image. Bags may also be randomly "selected" for a physical search. The majority of checked baggage is screened without the need for a physical bag search.[0] [0] https://www.tsa.gov/travel/security-screening https://www.tsa.gov/travel/security-screening