It may now be legal in Colorado, in Washington State and elsewhere to possess and smoke marijuana, but federal laws outlawing its use — and rules that make it a fireable offense for government workers — have remained rigid. As a result, recruiters for federal agencies are arriving on university campuses in those states with the sobering message that marijuana use will not be tolerated.
So members of a new generation are getting an early lesson in what their predecessors have done for as long as there has been espionage, diplomacy and bureaucracy. They are lying and, when necessary, stalling to avoid failing a drug test.
As any regular marijuana smoker will tell you, it usually takes about two weeks for evidence of marijuana use to disappear from urine, a urine sample being the method by which drug use ordinarily is tested.