One of Putin's most prominent critics was just arrested on his way to an opposition rally

Alexei Navalny, the Russian opposition leader and prominent critic of Vladimir Putin, says he has been arrested again outside his Moscow home after he left to attend a pre-election rally with supporters. Mr Navalny tweeted that he had been "detained and was being taken somewhere", but that he did not know where. Russia will hold a presidential election in March which incumbent Vladimir Putin is widely expected to contest.
Read more: http://www.independent.co.uk/news/world/europe/alexei-navalny-russia-vladimir-putin-critic-opposition-moscow-nizhny-novgorod-a7973206.html?source=Snapzu