The US has accused Russia of deploying chemical weapons as a "method of warfare" in Ukraine, in violation of international laws banning their use. We speak to a Ukrainian MP who is near the frontline in Donetsk region.

Also on the programme: a UN expert says the death of an 8-year-old boy in the West Bank appears to be a “war crime” after reviewing evidence gathered by the BBC; and a paediatrician tells us how a small change in interior design can make a big difference to neurodiverse people.

(Photo: Russian servicemen march to Red Square for a rehearsal for the annual military parade. Credit: EPA-EFE/REX/Shutterstock)