Based on security video, Nearman, 56, walked out of a side door of the Capitol building, where two protesters stood.
On Monday, lawmakers gathered at the state Capitol building, under a heavy police presence, to swear in reelected and newly elected legislators.
The Oregon State Police said they were aware of further ārumors that armed groups are considering taking over and/or occupying the State Capitolsā and are monitoring āseveral possible events" ahead of the presidential inauguration on Jan. 20.
Brown has activated the Oregon National Guard because of possible violence at the state Capitol and elsewhere.
Oregon State Police said the National Guard would be used as necessary and its deployment locations wouldnāt be made public.