KADISAYA, Iraq (Reuters) - The fresh produce on the floor outside made it look like any other Iraqi greengrocer's, but the Saddam Hussein portrait hanging inside led a passing U.S. army patrol to take a closer look. A quick search through baskets of vegetables and bags of seeds on Friday uncovered a stash of ammunition, explosives, detonators and one rocket-propelled grenade. The only thing missing was the shopkeeper who had apparently vanished. The chance find was significant for the Cougar tank company which patrols the area north of Tikrit, Saddam's home town where he still enjoys open support from the...