Commentary As most true heroes will tell you, if you can get them to talk about themselves, they are drawn to running toward the fire rather than away from it—not because they possess extraordinary courage or remarkable strength, but because of a deep sense of purpose. One week ago, a handful of strangers that included Vlad Finn, Tyler Merritt, and a small group of U.S. veterans volunteering with the Aerial Recovery Group walked across the border of Poland into Ukraine at the exact moment the sirens were blaring for the nightly curfew. They had 72 hours to complete their mission of rescuing as many of the country’s orphans as they could in areas under attack and bringing them to safety. “More than 400 orphans have been rescued so far,” said Merritt, a retired member of the Army’s elite 160th Special Operations Aviation Regiment who is working with ARG, a team …