sentences:  Lost (season 4)
  
  The fourth season of the American serial drama television series "Lost" commenced airing on the ABC network in the United States, and on CTV in Canada on January 31, 2008, and concluded on May 29, 2008.The season continues the stories of a group of over 40 people who have been stranded on a remote island in the South Pacific, after their airplane crashed there more than 90 days prior to the beginning of the season.