On the front lines in eastern Ukraine (CNN)Ankle-deep in thick black sludge, Ukrainian President Volodymyr Zelensky moves stealthily with his troops in single file through the warren of trenches and tunnels that form the tense front lines in the east of his country. It feels more like the early 20th century than a modern conflict, with tired, nervous soldiers gripping their rifles around him as they reach open ground, scanning the area for movement across no-mans-land. They know snipers, likely trained by Russians, say Ukrainian officials are looking for a chance to fire. More than 20 of...…On the front lines in eastern Ukraine (CNN)Ankle-deep in thick black sludge, Ukrainian President Volodymyr Zelensky moves stealthily with his troops in single file through the warren of trenches and tunnels that form the tense front lines in the east of his country. It feels more like the early 20th century than a modern conflict, with tired, nervous soldiers gripping their rifles around him as they reach open ground, scanning the area for movement across no-mans-land. They know snipers, likely trained by Russians, say Ukrainian officials are looking for a chance to fire. More than 20 of...WW…

(CNN)A top doctor at the Russian hospital where opposition was treated immediately after his poisoning last summer has died, the hospital said on Thursday.Sergey Maximishin, who was the deputy chief physician of the , "suddenly" died at the age of 55, according to a statement released by the hospital. "With regret, we inform you that...the deputy chief physician for anesthesiology and resuscitation of the emergency hospital №1, assistant of the department of Omsk State Medical University, PhD of medical sciences Maximishin Sergey Valentinovich suddenly passed away," the hospital said in a...…(CNN)A top doctor at the Russian hospital where opposition was treated immediately after his poisoning last summer has died, the hospital said on Thursday.Sergey Maximishin, who was the deputy chief physician of the , "suddenly" died at the age of 55, according to a statement released by the hospital. "With regret, we inform you that...the deputy chief physician for anesthesiology and resuscitation of the emergency hospital №1, assistant of the department of Omsk State Medical University, PhD of medical sciences Maximishin Sergey Valentinovich suddenly passed away," the hospital said in a...WW…

Moscow (CNN)The foundation set up by Russian opposition leader has called on US President Joe Biden to impose sanctions on at least eight high profile Russian figures it says are close to Russian President Vladimir Putin. Navalny's Anti-Corruption Foundation (FBK) said it had submitted a broader list of 35 people in total in a letter addressed to Biden, dated Friday, with eight named on a "priority shortlist." The letter says seven of the 35 individuals are already on US sanctions lists.The move comes ahead of nationwide protests planned this weekend in support of Navalny, who is being held...…Moscow (CNN)The foundation set up by Russian opposition leader has called on US President Joe Biden to impose sanctions on at least eight high profile Russian figures it says are close to Russian President Vladimir Putin. Navalny's Anti-Corruption Foundation (FBK) said it had submitted a broader list of 35 people in total in a letter addressed to Biden, dated Friday, with eight named on a "priority shortlist." The letter says seven of the 35 individuals are already on US sanctions lists.The move comes ahead of nationwide protests planned this weekend in support of Navalny, who is being held...WW…

(CNN)A Covid-19 vaccine generated neutralizing antibodies in dozens of study subjects, and while the vaccine often caused side effects such as fever, those side effects were mostly mild, according to data published Friday in the medical journal The Lancet. when it announced the world's first approved vaccine for public use in August -- even before crucial Phase 3 trials had been completed. In the Phase 1 and 2 studies of the vaccine, which is named Sputnik V, all 76 study participants developed antibodies to the virus that causes Covid-19, according to Friday's report in The Lancet. The...…(CNN)A Covid-19 vaccine generated neutralizing antibodies in dozens of study subjects, and while the vaccine often caused side effects such as fever, those side effects were mostly mild, according to data published Friday in the medical journal The Lancet. when it announced the world's first approved vaccine for public use in August -- even before crucial Phase 3 trials had been completed. In the Phase 1 and 2 studies of the vaccine, which is named Sputnik V, all 76 study participants developed antibodies to the virus that causes Covid-19, according to Friday's report in The Lancet. The...WW…

EXCLUSIVE By , and , CNNLink Copied!Ad Feedback — Russian officials in Moscow tell CNN they have offered “unprecedented cooperation” with Operation Warp Speed (OWS), the US multi-agency body set up to accelerate access to effective Covid-19 vaccines and treatments.But the officials told CNN that the “US is not currently open” to the Russian medical advances.“There is a general sense of mistrust of Russia on the American side and we believe that technologies – including vaccine, testing and treatments – are not being adopted in US because of that mistrust,” one senior Russian...…EXCLUSIVE By , and , CNNLink Copied!Ad Feedback — Russian officials in Moscow tell CNN they have offered “unprecedented cooperation” with Operation Warp Speed (OWS), the US multi-agency body set up to accelerate access to effective Covid-19 vaccines and treatments.But the officials told CNN that the “US is not currently open” to the Russian medical advances.“There is a general sense of mistrust of Russia on the American side and we believe that technologies – including vaccine, testing and treatments – are not being adopted in US because of that mistrust,” one senior Russian...WW…