MIAMI (Aug. 29, 2006)--Kevin Costner and Ashton Kutcher, stars from the movie, The Guardian, autograph a poster that will hang proudly in the rescue swimmer shop at Coast Guard Air Station Miami. Costner and Kutcher portray Coast Guard rescue swimmers in the new movie and stopped by the Air Station, Thursday, August 31, to pay tribute to the men and women they consider the real life guardians. USCG Photo by PA2 Jennifer Johnson.