[UPDATE] November 12th -- 9:01 a.m.
Police in Portland, Oregon, say one person was shot and injured by a man who had gotten into a confrontation with a protester then opened fire.
Portland police said the victim was taken to a hospital for treatment of non-life-threatening injuries.
They were last looking for a male suspect, who apparently fled in his vehicle after the shooting early Saturday morning on a Willamette River bridge.
Police investigating shooting on Morrison Bridge. One person down. Everyone needs to leave the area immediately!— Portland Police (@PortlandPolice) November 12, 2016
Police asked people to leave the area immediately following the shooting.
Possible suspect in shooting is described as African-American male, late teens, 5'8", thin, wearing black dark hoodie and saggy blue jeans.— Portland Police (@PortlandPolice) November 12, 2016
Police tweeted a description of the suspect involved in the shooting.
A rally in downtown Portland turned violent when protesters smashed windows and lit fires.
Due to extensive criminal and dangerous behavior, protest is now considered a riot. Crowd has been advised.— Portland Police (@PortlandPolice) November 11, 2016
Portland police called the protests a riot and officers in riot gear cleared the streets.
More protests in U.S. cities
Thousands protesting Donald Trump's victory took to the streets for a second night of demonstrations and vigils in several U.S. cities.
The anti-Trump rally in Portland, Oregon, attracted an estimated 4,000 people. It quickly turned violent, according to CNN.
There were also protests in Minneapolis, Los Angeles and Denver.
Just had a very open and successful presidential election. Now professional protesters, incited by the media, are protesting. Very unfair!— Donald J. Trump (@realDonaldTrump) November 11, 2016
Trump took to Twitter to call the demonstrations "very unfair."
WATCH | See raw video of the anti-Trump riot in Portland.