diamond vault and uses a gun powder-fired nail gun on the glass case, three shots, and then a few whacks with a sledgehammer, and then the specially designed case protecting the millennium star diamond cracks open. they continue to break into a separate glass case protecting the 11 blue diamonds when scotland yard springs into action. more than 200 officers move in and take down the gang. >> there was a helluva lot of noise. there was a lot of shouting and screaming. they bravely entered the vault, not knowing what was inside. still fearing firearms. there was smoke everywhere. defendants went down to the floor, and they were detained. >> the police operation is executed without any loss of life. in fact, the criminals are apprehended without a single shot being fired. unbeknownst to the geezer gang, police have an ace in the hole. on this day, the real jewels