Many of us face drug tests when we apply for a job, even though it might not always be legal. Some states are drug testing welfare recipients with little to show for it but the bill. And athletes are drug tested seemingly around the clock, and can even be suspended for taking legal substances.
But what about police officers? Surely, the men and women we trust to make snap judgments in life-and-death scenarios are tested regularly for any drug or substance that might affect those decisions, right? The answer might actually surprise you.