Poisoned Russian opposition leader Alexei Navalny's condition has improved, allowing doctors to take him out of an induced coma, the German hospital treating him said Monday.
Navalny, a fierce, high-profile critic of Russian President Vladimir Putin, was flown to Germany last month after falling ill on Aug. 20 on a domestic flight in Russia.
German chemical weapons experts say tests show the 44-year-old was poisoned with a Soviet-era nerve agent, prompting the German government last week to demand that Russia investigate the case.
"The patient has been removed from his medically induced coma and is being weaned off mechanical ventilation," Berlin's Charite hospital said in a statement. "He is responding to verbal stimuli.