Celtic captain, Callum McGregor, has responded to the criticism aimed at him by former Rangers manager, Graeme Souness, for his performance for Scotland against Germany at Euro 2024. The opening group game was the centre of attention of the footballing world as Scotland kicked off the tournament in Munich against the hosts. And whilst expectations and excitement surrounding the game were high, Steve Clarke‘s men were humbled in a 5-1 defeat that is a record for any opening group game in the UEFA run competition. And whilst the whole Scotland team failed to perform, former Rangers manager, Grae…