Robert Knnicos News Today

>> welcome back, everybody, theres controversy over whether the department of justice should snuff out new state marijuana laws in colorado and washington state, but the real question, does the federal government even have the right to intervene here? here to weigh in is professor of law, vanderbilt university, robert knnicos. >> thanks for having me, dave. >> dave: should eric holder intervene here, if so, what could they do to stop the laws from being implemented? >> well, they face a really s...