
Jailed Russian opposition politician Alexei Navalny said on Tuesday that he had been thrown into solitary confinement for the third time this month to punish him for his political activity.
President Vladimir Putin's most vocal critic inside Russia is serving 11-1/2 years in a high-security penal colony after being convicted of parole violations, fraud and contempt of court - charges that he says were fabricated to thwart his political ambitions and smother dissent.