China's efforts to recruit former fighter pilots from U.S. and allied militaries have evolved as the West has spread the word that vets might be targeted.
Robert Persichitti enlisted in the Navy in 1942 and later sailed on the USS Eldorado to the Pacific, taking part in the invasions of Iwo Jima and Okinawa.
One NCO recalled seeing Roosevelt on the beach 'with a cane in one hand, a map in the other, walking around as if he was looking over some real estate.'