does pot shrink cancer?

http://www.thedailybeast.com/articles/2012/09/06/marijuana-fights-cancer-and-helps-manage-side-effects-researchers-find.html?utm_medium=email&utm_source=newsletter&utm_campaign=cheatsheet_morning&cid=newsletter%3Bemail%3Bcheatsheet_morning&utm_term=Cheat%20Sheet