private void handleNext() {
		Game game = pgnViewer.playNextTurn();
		Turn turn = game.getCurrentTurn();
		for (GameStateChange gameStateChange : turn.getGameStateChanges()) {
			if (gameStateChange instanceof Move) {
				Move move = (Move) gameStateChange;
				if (move.getDestination() == null) {
					removeChessPiece(move.getStart());
				} else {
					moveChessPiece(move.getStart(), move.getDestination());
				}
			}
		}
	}