The United States will impose on Russia sanctions and economic consequences “the likes of which we have not looked at before,” if President Vladimir Putin invades Ukraine, the U.S. Department of Defense’s top spokesman said on Sunday. “I think we’ve been very clear with Mr. Putin about the economic consequences that could come his way and the way the Russian people should he further incur… invade inside Ukraine,” Pentagon spokesperson John Kirby told Fox News Sunday. “I think we’ve been very, very clear that we’re going to look at sanctions and economic consequences, the likes of which we have not looked at before even considering even as far back as 2014,” he added. Kirby also stressed that Russia could invade Ukraine “at any time” and claimed there are a number of ways to do so at Putin’s disposal, either by way of large-scale or small-scale actions. “Putin has a lot of options available to him if …