The Ukrainian government has hit back at Tucker Carlson after the former Fox News host said a "fair person would conclude" Kyiv blew up the Nova Kakhovka dam in southern Ukraine, which collapsed on Tuesday causing widespread flooding. Ukraine's Centre for Strategic Communication and Information Security (CSCIS), a government agency, hit back at Carlson in a Twitter thread on Thursday. The body posted a screenshot from Carlson's former Fox News show, edited to include a photo of Vladimir Putin and the strapline "agent of Putin." They added the clown face emoji, then said: "Tucker Carlson, a TV presenter who was...