Hiking the ‘graduate school’ of trails Caitlin_Elsaesser@TimesRecord.Com 09/26/2007 BRUNSWICK — When Dan Feldman was hiking the Appalachian Trail in 2002, he injured his knee early in the trek. His parents traveled from Maine to help, but after five days of rest, Feldman decided to continue. Mike, Dan’s father, recalls his son was in so much [...]