Ukraine war: Kyiv displays dud nuclear-capable missile fired by Russia- PublishedRussia is now using nuclear-capable missiles with non-explosive warheads to exhaust Ukraine's air defences, the Ukrainian military has said.At a briefing on Thursday in Ukraine's capital Kyiv, military official Mykola Danyliuk showed reporters what he described as fragments of X-55 cruise missiles (known as AS-15 by Nato) found in the Lviv and Khmelnytsky regions.Mr Danyliuk stressed that even a missile armed with a non-explosive warhead "posed a significant danger" because of its kinetic energy and fuel residues.On Thursday, an air alert was briefly in place across all of Ukraine - with the exception of the Russian-annexed southern Crimea peninsula - after reports that Russian war planes may be preparing to carry out a fresh wave of missile strikes.In other developments on Thursday:- US President Joe Biden said he was "prepared" to speak to his Russian counterpart Vladimir Putin if he showed an interest in ending the war - but added that the Russian leader "hasn't done that yet"- Moscow said a move by the German parliament on Wednesday to recognise the 1930s mass starvation of millions of Ukrainians as genocide was an attempt to "demonise" Russia- Ukraine's nuclear operator sacked the acting chief engineer of the Russian-seized Zaporizhzhia nuclear power station, accusing him of treason and collaboration with the Kremlin"