lawful and correct the british government says its changes to brexit trade arrangements with the european union will not undermine the northern ireland peace agreement. and are the machines about to take over? a senior tech engineer claims an artificial intelligence tool has developed a mind of its own. hello and welcome to the programme. hundreds of civilians have been killed in the ukrainian city of kharkiv since the start of the conflict by indiscriminate russian shelling. in a new report, amnesty international accused moscow of routinely using internationally prohibited cluster munitions and scatterable mines. the human rights organisation said the decision to use such weapons showed an utter disregard for civilian lives and could constitute war crimes. the kremlin has previously denied using cluster munitions in ukraine and insisted that russian forces have only struck military targets. from the city of kkarkiv, wyre davies reports. from the very start of this wa