sentences:  The Alaska DPS Academy is the only state law enforcement academy in the nation to provide this type of training for its recruits.Upon graduation from the Trooper Basic Course the trooper recruits are transferred to an urban patrol unit where they will begin a 15-week-long field training program.At the conclusion of the field training program the trooper recruit is qualified to work alone, but remains on a probationary status until he or she completes one year of service.