A Russian court convicted imprisoned opposition leader Alexei Navalny of extremism charges and sentenced him to 19 years in prison Friday. Navalny is already serving a nine-year term on a variety of charges that he says were politically motivated.

A Russian court convicted imprisoned opposition leader Alexei Navalny of extremism charges and sentenced him to 19 years in prison Friday. Navalny is already serving a nine-year term on a variety of charges that he says were politically motivated.