private boolean cmdStopGame(CommandSender sender, String[] args) {
		String worldName = null;
		if(args.length >= 1)
			worldName = args[0];

		AbstractGame game = null;
		if(worldName != null) {
			game = games.get(worldName);
		} else {
			if(sender instanceof Player) {
				World world = ((Player)sender).getWorld();
				game = gamesInWorlds.get(world);
			}
		}

		if(game != null) {
			return stopGame(game);
		} else {
			sender.sendMessage("No active game in that/this world.");
		}

		return false;
	}