U.S. Marines and Philippine Airmen compare different methods on how to set up a range card during a subject matter expert exchange as part of exercise KAMANDAG 3 at Colonel Ernesto P. Ravina Air Base, Philippines, Oct. 9. - U.S. Marines and Philippine Airmen compare different methods on how to set up a range card during a subject matter expert exchange as part of exercise KAMANDAG 3 at Colonel Ernesto P. Ravina Air Base, Philippines, Oct. 9.