At least 100 protesters detained in Portland, Oregon; police charge 13

Portland police detained a crowd of at least 100 protesters at a demonstration Friday night, minutes after the group began marching in the street and some began breaking windows, police said.

The march began after 9 p.m. along a street in the Pearl District, and officers told the group that the street was open to traffic, according to police. When some of the demonstrators began breaking windows, officers "created a perimeter around the group," police said.

"To everyone inside the perimeter: you are being detained for investigation of a crime....