The Marine Corps has sent Congress a $3.1 billion unfunded priorities list that includes six additional F-35 Joint Strike Fighters, according to documents obtained by Inside Defense . The service's aviation portfolio accounts for the bulk of the request at $2.3 billion, including $616 million for four additional F-35B Joint Strike Fighters, $260 million for two additional F-35Cs, $355 million for four KC-130Js, $287 million for two CH-53Ks, $180 million for two MV-22s, $220 million for seven AH-1Zs and $227...