PORTLAND, Ore. – Portland police arrested a 19-year-old woman who they said started a fire during a protest and riot over the weekend.

Damaree Mitchell was faces charges of reckless burning and disorderly conduct. Police said she was booked into the Multnomah County Jail Sunday on an outstanding arrest warrant.

More than 100 protesters were arrested last week during nights of protests over Donald Trump’s election. Some of the protests turned violent and many vehicles and properties were damaged.

Police are asking for help identifying other criminal suspects involved in last week’s violence.