US sailor Zac Sunderland, 17, of Thousand Oaks, California, sails his 36-foot (11 meter) sailboat Intrepid through Miraflores Locks in the Panama Canal near Panama City, Tuesday, May 19, 2009. Sunderland departed in June 2008 from Marina Del Rey, California in attempt to break the Guinness World Record for the youngest person to sail around the world alone by yacht, and plans to complete his voyage in June 2009. According to Guinness World Records, the youngest sailor to circle the globe solo was 18-year-old Australian David
