Russia frees opposition activist jailed for protesting

Russia on Sunday released a prominent opposition activist from jail, after a court quashed a sentence that made him the only person convicted under a tough law against public protests.Ildar Dadin, 34, emerged from a Siberian penal colony after some 15 months behind bars for repeatedly holding unsanctioned rallies against President Vladimir Putin's rule.Dadin -- who was declared a prisoner of conscience by Amnesty International -- has complained of torture and abuse behind bars, and his case beca