(CNN)A former Thai Navy diver who joined the operation to rescue 12 boys and their coach from a cave in northern Thailand has died, according to a Thai Navy source. The former SEAL died at 2:00 a.m. Friday due to a lack of air while attempting to return to a command center, located two kilometers (1.2 miles) inside the cave, where the young soccer team and their coach have been trapped for almost two weeks. <br />
