2 US buildings closed in Portland after threat received

 At least two federal buildings in Portland have been closed and FBI is investigating after a threat of violence was reported, officials said Friday.

Investigators are trying to determine wher threat is credible, FBI said in a statement.

Portland office of U.S. Bankruptcy Court was closed due to a threat of violence in area, according to court’s website.

Also closed was Mark O. Hatfield Federal courthouse, which was site of weeks of violent protests last month.

Demonstrators have taken to streets or Oregon's largest city nightly since May police killing of George Floyd and clashed repeatedly with federal nts dispatched to protect courthouse. A statement on courthouse website did t say why building h closed.

FBI's statement said: “If we develop information indicating a credible threat, we will tify public.”

Protesters this week have focused ir ire on U.S. Immigration and Customs Enforcement building in Portland.

People in a group of about 100 late Thursday and before dawn Friday sprayed building with graffiti, hurled rocks and bottles at nts and shined laser lights at m, Portland police said in a statement.

nts set off smoke or tear gas and used crowd control munitions to try to disperse crowd, Oregonian/OregonLive reported. Three people were arrested, police said in ir statement.

It wasn't clear if that building was included in alleged threat or if threat was connected in any way to those protests.