Portland protesters set fire at police building, 14 arrested

Protesters in Portland late Thursday set fire to plywood attached to the front door of a police union building in Oregon’s largest city and clashed with officers, who made 14 arrests, police said in a statement.

Images posted online showed flames erupting outside the doors of the Portland Police Association office. Some protesters managed later to get on the roof of the building, police said in a statement Friday.

The protesters who were detained were arrested on charges ranging from disorderly conduct to interfering with officers and trespassing.

The violence...