Not-so-peaceful demonstrations in St. Paul, Minnesota led to 21 police officers being injured and Interstate 94 being closed.

Here are some images from the I-94 situation overnight:

Related:

OINK OINK, BANG BANG: Leader of Philadelphia protest march calls Dallas shooting ‘justified rage’

Donna Brazile reminds ABC to ‘add peaceful protests’ as demonstrators injure police with fireworks

BUSTED! #BlackLivesMatter activist DeRay McKesson arrested at Baton Rouge protest