President Volodymyr Zelensky has hit out at Russia after Moscow launched deadly overnight strikes across Ukraine, just a day after announcing plans for an upcoming cease-fire. Multiple regions across Ukraine were targeted, which Zelensky said on Tuesday were aimed at “energy infrastructure facilities” in Kharkiv, where one person was killed, and, separately, in the Pavlohrad, Dnipro, Zaporizhzhiam and Kyiv regions. Further strikes targeted Poltova, in central Ukraine, killing four people including two emergency responders. Dozens were also injured in the strikes, according to Zelensky. The Ukrainian president added later that Kyiv had launched its own series of missile strikes against “several” targets in Russia overnight, including a military-industrial facility in Cheboksary, over 350 miles east of Moscow.…