Putin critic Alexei Navalny's 'poisoning' is the latest in a long line of alleged Kremlin-backed hits

Putin critic Alexei Navalny's 'poisoning' is the latest in a long line of alleged Kremlin-backed hits



Russian politician Alexei Navalny is fighting for his life Thursday afternoon, hooked up to a ventilator and in a coma after collapsing in an airplane bathroom.