Hundreds of thousands of people show up to protest . It 's time for Putin to discuss the terms of his resignation , an opposition leader says . International observers said there was legitimate uncertainty about the vote , with chess champion-turned opposition activist Garry Kasparov accusing Putin 's supporters of `` massive fraud . '' They reject Putin 's departure as legitimate , saying the vote was not free .
Hundreds of thousands of people show up to protest . It 's time for Putin to discuss the terms of his resignation , an opposition leader says . They reject Putin 's departure as legitimate , saying the vote was not free .