as bejing halts co operation with the us on key issues including climate change in the aftermath of nancy pelosi s visit to taipei. russia and ukraine accuse each other of shelling europe s biggest nuclear power plant as ukraine s nuclear agency warns of a possible hydrogen leak and dispersal of radioactive particles. now on bbc news, india s wait for water. from the hot desert to the cold mountains and dry arid plains, only a fraction of the 200 million homes in india s villages have tap water. bbc s divya arya investigates. when you can t get water from taps, life revolves around where the water is. india s villages house 200 million families. only a fraction have tap water. it s very hard to carry lots of water repeatedly on your head from that source of water to the village, which is almost a kilometre from here. from the hot desert. ..to the cold mountains. ..and dry, arid plains. it s backbreaking. i want to find out when will the walk be over? when will water come home