People argue with a plainclothes policeman, in a black jacket, as he tries to detain a protester, center, during an action called "Revolution via social network" in Minsk, Belarus, Sunday, July 3, 2011. Participants in the protest action, Revolution thru Social Networks, are being detained in Minsk. According to the preliminary information, several dozen people have been seized. (AP Photo/Sergei Grits)