Question: Finishing second in the 2002 Aaron's 499 NASCAR Winston Cup Series racing event was an American stock car racing driver who is the younger brother of who?
{'answer': 'Darrell Waltrip', 'supporting_facts': [["2002 Aaron's 499", 0], ["2002 Aaron's 499", 2], ['Michael Waltrip', 0], ['Michael Waltrip', 1]]}