CONCORD — The FBI offered a reward of up to $25,000 as they sought a woman who they said assaulted federal officers during protests at a Contra Costa County immigration court building on Tuesday.

CONCORD — Federal authorities took four people into custody inside an immigration courthouse building on Tuesday, according to building workers and eyewitnesses. It was the latest action in an increasing public outcry over federal immigration and deportation policy from the Trump administration, with protests Monday in the Bay Area.

The FBI’s San Francisco field office is offering a reward of up to $25,000 for information leading to the identification and arrest of a woman who is accused of assaulting federal officers and stealing a special agent’s badge in Concord this week.