His training regimen for the Marathon du Medoc next month adds stopping at different pubs to down a glass of wine. Medoc, the original marathon to layer in drinking wine, marks its 40th running on Sept. 5. Besides wine, the course is marked with tables of cheese, croissants, oysters, steak and ice cream. Steel is no stranger to marathon training. Samantha Montero, a 36-year-old flight attendant who ran the race last year, said training with wine made all the difference.