US 'watching closely' after plague researcher dies in Russia, Rubio says
बीबीसी विश्व
·
·
३ हप्ता अगाडि
The US says it is monitoring the case of a lab technician who died at a plague research centre in Siberia.
बीबीसी विश्व मा पूरा समाचार पढ्नुहोस्