Darrell Waltrip diagnosed with frontotemporal degeneration, stepping away from limelight

Darrell Waltrip, the Hall of Fame NASCAR driver and former broadcaster, is stepping away from public life according to a statement released by his family on Wednesday afternoon.In the statement, the family of the 79-year-old says he has been diagnosed with frontotemporal degeneration (FTD) complicated by possible Chronic Traumatic Encephalopathy (CTE) due to injuries he suffered from a racing career that spanned from 1972 to 2000.CTE is a brain disease likely caused by repeated head injuries tha