The attorney general is threatening criminal prosecutions of officials who refuse to cooperate with federal authorities, but "sanctuary" leaders aren’t backing down.

Wu blasted a letter from US Attorney General Pam Bondi renewing the Trump administration’s demand that Boston end policies the president views as impeding federal immigration enforcement efforts.

Mayor Michelle Wu had harsh words for members of the Trump administration after they asked her to abandon the city's "sanctuary" policies.

Last week, U.S. Attorney General Pam Bondi said she sent “demand letters” to Boston and 31 other cities and states that she alleges limit police cooperation with U.S. Immigration and Customs Enforcement.

AG Pam Bondi issued an ultimatum to sanctuary jurisdictions like Boston to align with federal immigration enforcement, but Mayor Wu reaffirms Boston's sanctuary policies.

Attorney General Pam Bondi said Thursday she was ramping up pressure on 32 “sanctuary jurisdictions,” urging them to comply with federal immigration enforcement efforts. “I just sent Sanctuary