STRASBOURG, France — French gendarmes said on Wednesday they had arrested a gun enthusiast who hoarded an arsenal of 400 weapons and 5.5 tonnes of ammunition, from assault rifles to hand grenades, at his home. Forty-nine-year-old Francis Rinck, who lives with his mother in eastern France, had amassed a huge stash of combat weapons, one third knives and two thirds firearms including machine-guns and assault rifles. Rinck, who describes himself as a "compulsive... (GunPolicy.org)