The last time I flew to Beijing from the U.S., I had to pass through a full-body scanner at an airport security checkpoint in Louisville, Kentucky. One of the people in front of me was an elderly man in a wheelchair.
When his turn came, two security officers helped him to his feet and guided him into the machine. “Can you stand on your own?” one of the officers asked.
“I think so,” the man said.
He kept his arms raised long enough for the machine to take an image of his body and then, with the help of the security officers, returned to his wheelchair. Continue reading