Activists and neighbors believe the majority of detainees aren’t criminals, and they said immigration enforcement actions they witnessed took place without warrants.

Federal law enforcement on Wednesday arrested one person with known gang ties after deploying nearly 400 agents to conduct large-scale immigration raids in Aurora and Denver. The big picture: U.S. immigration authorities said the raids targeted more than 100 alleged members of Tren de Aragua,

Heavily armed federal agents raided apartment buildings across metro Denver early Wednesday in a search for Venezuelan gang members and other migrants.