Colorado Attorney General Phil Weiser is suing a sheriff's deputy who Weiser says told ICE officials in an encrypted Signal chat to a woman who was allegedly in the U.S. on an expired visa, in violation of state law.

Colorado Attorney General Phil Weiser said Tuesday that he had taken legal action against a Mesa County sheriff’s deputy over an alleged violation of state laws prohibiting coordination between local police and federal immigration agents.

A Mesa County sheriff’s deputy violated state law when he shared information with federal officials that led to a Utah college student’s immigration arrest last month,