BLM, which oversees 245 million acres of federal land, requested help from the U.S. Border Patrol in verifying the identities of all work crew members, immigration officials said. One of the two who were arrested had a previous order of removal on his record, they said.

Two firefighters battling a wildfire in Washington State were arrested by U.S. Border Patrol agents, prompting Democratic Sen. Patty to call U.S. immigration policy "sick."

The firefighter, whose name has not been made public, lived in the U.S. for 19 years after arriving with his family at age 4.