GLENDALE, Ariz. >> The Dodgers needed a long-haul second baseman.The preceding sentence has no expiration date.They have had seven primary second basemen in their past eight seasons. The only player to "repeat" was Mark Ellis in 2012-13, according to Baseball-Reference.com.They have tried veterans (Orlando Hudson, Howie Kendrick, Chase Utley), kids (Dee Gordon, Blake DeWitt) and multi-use extra men (Jamey Carroll).