Parks and playgrounds are notorious for after dark gatherings of the criminals. I'd bet that not a single criminal will be arrested for gun possession in the parks.
How did they get from the lunar module to the space capsule without going outside the module? The door is on the side. And don't say they came through a 'hatch' in the top of the capsule as it was docked to the module. There is no hatch.
How does any of this matter if it is not the real Joe? Can't try a dead man.