Frida Ghitis says Russia looks ready to invade Crimea ; it 's a new Cold War . Did you expect Russia to ignore Ukraine chaos ? Putin shows that U.S. , EU are not feared , but their values first prompted protests . Other lessons ? Talk with Putin at your leisure ; giving up nuclear weapons makes you vulnerable . Ghitis : Putin shows brute force still works , but U.S. , EU values still rise to challenge .
Frida Ghitis says Russia looks ready to invade Crimea ; it 's a new Cold War . Putin shows that U.S. , EU are not feared , but their values first prompted protests . Other lessons ? Talk with Putin at your leisure ; giving up nuclear weapons makes you vulnerable . Ghitis : Putin shows brute force still works , but U.S. , EU values still rise to challenge .