Face to face with a Taliban bomber after a high-speed desert chase, Private Lee Stephens acted on instinct and adrenalin. With no time to consider his own safety, he leapt unarmed from his Warrior armoured vehicle, dragged the insurgent from his motorcycle and laid into him with his fists. Gunner Pte Stephens, 30, from Solihull, did not have time to get his gun. He said: ‘I jumped out and I grabbed the geezer. ‘It was mark one left, mark two right fists. That was it. No weapons, just my hands.’ It was only afterwards that the full significance of his...