Tens of thousands of people joined rallies across Russia. More than 2,000 people were detained during nationwide protests in support of jailed Russian opposition leader Alexei Navalny. Many were brutally beaten. It's a huge show of defiance against Putin.

Tens of thousands of people joined rallies across Russia. More than 2,000 people were detained during nationwide protests in support of jailed Russian opposition leader Alexei Navalny. Many were brutally beaten. It's a huge show of defiance against Putin.