Article Photos: Russian nationalists protest Putin in Moscow march 6/9

  Riot policemen detain a participant of an opposition march in Nizhny Novgorod, about 400 km (200 miles) east of Moscow, on Sunday, Nov. 4, 2012. The march took place on Unity Day, a national holiday established in 2005 to replace commemorations of Bolshevik Revolution. (AP photo/ Mitya Aleshkovskiy)