From the Huffington Post –  Bipartisan Senate legislation to be announced Tuesday would shield medical marijuana patients, doctors and businesses from federal prosecution in states that have legalized marijuana for medical purposes, and would remove marijuana from the category of most-dangerous drugs, The Huffington Post has learned.  Read more at

http://www.huffingtonpost.com/2015/03/09/senate-medical-marijuana-_n_6834534.html