CNN CNN Special Report April 12, 2015 02:34:00
Keeps those conditions constant. and there are dozens of scientists regularly tending the plants. this is probably the most tlc for a weed i've ever heard of. >> one would hope so. absolutely. >> dr. jeffrey guy, who runs gw pharmaceuticals, says it has to be this way, because they're trying to do something no other pharmaceutical company in the world is attempting -- turning the actual marijuana plant into a prescription drug. >> when you look out at all of this, what comes to your mind? >> i look at this, and i think we can make generations of medicines over the next 25, 30 years. >> medicin...