Article Last Updated: 12/19/2005 08:18 AM a denver post special report Letting go: Dylan's last days Two parents face an agonizing test of faith and love for their son By Kevin Simpson Denver Post Staff Writer DenverPost.com Dave Walborn lifted his son upright, all 32 pounds of him, slipped one hand behind his lolling head and gazed into the open but vacant blue eyes. He spoke out loud the words that would move him and the boy's mother, Kerri Bruning, one step closer to an excruciating decision. "Dylan, it's OK if you want to go," he said. "I don't want...