Police detain Russian opposition activist after Moscow protest

Russian opposition activist Lyubov Sobol, an ally of Kremlin critic Alexei Navalny, was detained by police on Monday after a weekend protest in Moscow, Navalny's spokeswoman said on Twitter.A few thousand Russians took to the streets of Moscow on Saturday to demand free elections to the capital's city legislature on Sept. 8, defying a ban enforced by detentions during previous protests.Protesters have been calling for the release of activists detained in earlier rallies, and Sobol on Saturday de