Prairie Fare: Health screening can save your life

Many of us have heard those instructions, or something like it, when being screened at the airport prior to a flight.

The screening attendants always used to check my wristwatch. It's a plain old metal watch, nothing fancy. I now put it in the bin with my shoes to avoid getting stopped in the line and searched.

Screening protects passengers from potentially dangerous travelers.

Most of us regularl...