Mar. 4—Owen P. Standley's bag is packed, and on Monday he'll begin a 2,200-mile trek on the Appalachian Trail starting in Georgia and ending in Maine. The Bishop Carroll Catholic High School graduate aims to complete this multi-state journey in 100 days. Along with a personal goal of finishing the hike, Standley is raising awareness and collecting funds for polio eradication. "I'm 34," .