Thousands of counterprotesters descended on Boston and drowned out a right-wing 'free speech' rally

Roughly 40,000 people descended on Boston Common on Saturday to protest a controversial right-wing "free speech" rally that had been planned.

The event came one week after violence and chaos erupted in Charlottesville, Virginia during a white nationalist rally. One woman died after an apparent white supremacist plowed his car into a crowd of counterprotesters.

In contrast, Saturday's demonstrations in Boston remained largely peaceful, despite some skirmishes with police. Twenty-seven people were ultimately arrested, police told media.

Here's how the day unfolded: