With advanced targeting, missiles and other advanced tools at the disposal of rising and resurging adversaries, the U.S. Navy must rethink the way it structures its carrier fleet with an emphasis on legacy full-scale aircraft carriers and a new breed of smaller carriers. With advanced targeting, missiles and other advanced tools at the disposal of rising and resurging adversaries, the U.S. Navy must rethink the way it structures its carrier fleet with an emphasis on legacy full-scale aircraft carriers and a new breed of smaller carriers, the Center for Strategic and Budgetary Assessment (CSBA) says in a recent report.