As Russia's invasion of Ukraine enters the 18th day, Ukraine's President Volodymyr Zelenskyy said he's open for talks with Russia's Vladimir Putin but only if there is a ceasefire in place. Meanwhile, the Russian attacks on the cities of Ukraine including Kyiv, Mykolaiv, Kharkiv are have been escalated. Aajtak is continuously live reporting from the ground fields of Ukraine. Correspondent Shweta Singh reached a nuclear deterrent bunker in Kyiv where she explained in detail about it. Watch this episode.