US needs more polar icebreakers: Cantwell, Murkowski

As a nation with a state partly in the Arctic, and research stations in the Antarctic, the United States urgently needs more icebreakers and is falling far behind Russia in its ability to navigate ice-choked waters, U.S. Sens. Maria Cantwell, D-Wash., and Lisa Murkowski, R-Alaska, argued in Seattle on Friday. Cantwell and Murkowski staged an