By Brandon Gage United States Secretary of Defense Lloyd Austin said on Sunday’s edition of CNN’s Fareed Zakaria GPS that Russian President Vladimir Putin using nuclear weapons in retaliation for catastrophic losses in his “special military operation” in Ukraine is not out of the realm of possibility. Host Fareed Zakaria noted that “part of Russia’s annexation” of four regions of Eastern Ukraine on Friday “is the statement by President Putin, that he has made twice, that these territories are now Russian and that he will defend these Russian territories with every means possible. And Russian m…