Barbara Carlson (left) kisses her son Sean as he goes out to walk the dog in Washington, DC, Tuesday, December 11, 2012.   For Sean Carlson and his mother Barbara, the road to reconciliation has been rough and remains unfinished. 

Barbara Carlson (left) kisses her son Sean as he goes out to walk the dog in Washington, DC, Tuesday, December 11, 2012.   For Sean Carlson and his mother Barbara, the road to reconciliation has been rough and remains unfinished.