![Nap proves costly for sailor in transatlantic race](https://qatar-news.org/qatarnewsEn/wp-content/uploads/2018/11/22426/nap-proves-costly-for-sailor-in-transatlantic-race.jpg)
(CNN)After 11 days and about 3,500 nautical miles at sea, Briton Alex Thomson was primed to win the solo transatlantic Route du Rhum-Destination Guadeloupe race when his boat hit a patch of rocks approaching Grande Terre island.
What was even worse he’d overslept.
Thomson — who like many sailors sleeps in 20-minute bursts throughout the day — had forgotten to charge his shockwave watch, specially designed to release an electric shock to wake him up.