http://www.alternet.org/drugs/congress-republicans-block-dc-decriminalization-legalization
"The Washington, DC city council approved marijuana decriminalization earlier in 2014. District voters went even further than the council in last month's elections, approving an initiative to legalize the possession and cultivation of small amounts of pot with a whopping 70% of the vote.
Now, congressional Republicans are working feverishly to block the District from putting the results of this exercise in democracy into effect."