Twitchy told you earlier this evening about the squad of citizen superheroes patrolling the streets of Seattle as anarchists and hooligans ramped up their May Day shenanigans.

Things took a turn for the worse tonight, as expected. The Seattle Police Department documented the mischief and mayhem on Twitter. At first, things were light-hearted:

But the left-wing May Day mob went from Silly String … to broken windows:

To metal bars and hurled water bottles:

Next targets: The media.

Arrests:

Here come the metal pipes:

Police being targeted:

The police have now fired blast balls (flash bangs) and “OC” (pepper spray) to try and disperse the mob. Twitchy will continue to monitor and update.

Update: Photos from the chaos in downtown Seattle.

Truth:

Update:

Update:

Here’s the Seattle PD’s wrap-up.

This year there were 17 arrests.

Editor’s note: The title of this post has been updated to reflect the new arrest tally.

Related:

iPhone-toting hipster Seattle May Day rioters chant ‘capitalist pigs;’ flashback2012: Nike-wearing Niketown vandal

‘F**k the Pigs:’ Seattle May Day rioters attack, defame police

15 photos of Seattle May Day mayhem and destruction