minnesota the defense continued to make its case in the murder trial of the former police officer joe chaman a retired pathologist has testified that george floyd died because of multiple factors including preexisting heart conditions. people in the caribbean island of st vincent are being warned to keep well away from a volcano that's still erupting flows of rock and halts making ash have destroyed crops and affected water supplies much of the island is covered in a thick layer of ash since eruption began almost a week ago he has climbed 10 by john kerry's in shanghai to hold talks with chinese leaders kerry has been urging countries around the world to set ambitious targets for cutting their greenhouse gas emissions kerry's visit is to the 1st china by a bite an administration official those were the headlines peter dhabi will be here with more news in just in the half time next it's witness to stay with us. al jazeera is news one of the biggest stories of the week delivered to your inbox must analysis and opinions of the world. subscribe of the conversation. you really get. so we're going