private void onPlacePickerDone(PlacePickerFragment fragment) {
    FragmentManager fm = getSupportFragmentManager();
    fm.popBackStack();

    String result = "";

    GraphPlace selection = fragment.getSelection();
    if (selection != null) {
      result = selection.getName();
    } else {
      result = "no place";
    }

    showAlert("picked", result);
  }