Icy Walk Coast Guard Lt. j.g. Andrew Lavallee and Petty Officer 1st Class Josh Tangermann walk toward the Ross Ice Shelf in Antarctica during Operation Deep Freeze, Feb. 3, 2024. The operation is a joint military mission to resupply the nation's Antarctic stations in support of the National Science Foundation, the lead agency for the U.S. Antarctic Program. SHARE: Download: Full Size (1.14 MB) Tags: ANTARCTICA, Coast Guard, Operation Deep Freeze, Indo-Pacific Credit: Coast Guard Petty Officer 2nd Class Ryan Graves VIRIN: 240203-G-IC479-2178Y.JPG Photo Gallery