During the first three days of the Japanese assault on American Pacific bases in December of 1941, the 24th Pursuit Group, the only unit of interceptor aircraft in the Philippine Islands, was almost destroyed as an effective force. Yet the group's pilots, doomed from the start by their limited training, an inadequate air warning system, and lack of familiarity with the few flyable pursuit aircraft they had left, fought on against immensely superior number of Japanese army and navy fighters.