Now they needed a man to go across the line. Col. T.B. Hargis, Jr. called in Capt. Tom Stewart. Stewart, 30, was lanky, bookish and witty, a devout Christian and the son of a semi-famous senator from Tennessee. It’s likely he was chosen because he was decisive and smart. He knew a smattering of German — plus he could ride a horse. That was more than enough to qualify him for the job.