article_snippet: Moreover, the Federal Aviation Administration the Federal Aviation Administration requires only that 25% of pilots have a single random drug screen per year.  
article_snippet: Pilots may pass drug tests in January and realize that the odds of undergoing subsequent tests that year are nil.  
article_snippet: Pilots may hence use more alcohol and recreational drugs.
article_snippet: the Federal Aviation Administration the Federal Aviation Administration should consider requiring far more drug testing -- for all pilots, perhaps every few days.