Question: Kerry Dale Earnhardt (born December 8, 1969) is a former NASCAR driver and the elder son of seven-time Winston Cup Series champion Dale Earnhardt, his younger son, which American professional stock car racing driver, began racing for DEI in 2007?
Sentence (from "Kerry Earnhardt"): He is the half-brother of current Cup Series driver Dale Earnhardt Jr. He was employed by Dale Earnhardt, Inc. as a consultant, specializing in driver development, until 2011.
Relevant evidence: No