Marijuana is legal for medical or general (recreational) use by adults in most American states, but a truck driver can still lose his job because a United States government mandated routine drug test indicates he used marijuana.Some people will be quick to respond, “Good, I don’t want people driving big rigs down the road while high on pot.” But, as Paul Armentano of the National Organization for the Reform of Marijuana Laws (NORML) points out in a March 10 The Hill editorial, “Such tests are not intended to assess for marijuana-induced impairment, but rather, they are designed to detect wh