At sea-tac the other day, I watched them completely close a screening line so that they could perform a shift change. Really? You have to shut down the ENTIRE L

At sea-tac the other day, I watched them completely close a screening line so that they could perform a shift change. Really? You have to shut down the ENTIRE LINE in order to change out a few people? These people need lessons in efficiency. If time were money to them, this crap wouldn't happen.