21:06Newshour02/05/2024 20:06 GMT: US accuses Russia of using chemical weaponsBBC World Service Duration: 50 minutes Thu 2nd May 2024, 21:06 on BBC World Service News InternetAvailable for 6 monthsListen nowUS accuses Russia of using chemical choking agents in Ukraine. Show more GenresNewsFormatsMagazines & ReviewsBrandNewshour Source: BBC Online