Marijuana growers often set traps to protect their plants.  Police were called to a house south of Olympia by a man who had shot another man.  He said it was in self defense, but investigators say it actually happened during a drug buy.  As they were searching the house and found the marijuana grow.  They found two five foot alligators near a make shift pool.  Their job was apparently to guard the pot.  The watch gators are now with animal services.  The man who was shot is expected to recover.