Federal authorities are threatening to investigate state officials who don't comply with immigration enforcement policies.

On Monday, the House Committee on Oversight and Government Reform opened a probe into so-called sanctuary cities for immigrants and has requested testimony from Boston Mayor Michelle Wu.

Massachusetts State Police are investigating an unattended death on an Air France flight from Paris to Boston.

A woman in her 80s was rushed to the hospital after a collision with a Massachusetts State Police cruiser in Brookline Wednesday, state police told Boston 25 News.

Human trafficking, commercial sexual exploitation happens every day throughout the Commonwealth,” Judge said. “We work closely with the Boston Police Department human trafficking unit, and I know that they’re doing this work day and night.

A Boston Police sergeant was arrested after cops say he was “highly intoxicated” when they responded to a rear-end collision in Brookline. “Trooper, do you understand who I am?” off-duty BPD sergeant Mark McKeown allegedly told a state trooper trying to perform a field sobriety test on the sergeant.

A teenager from Lynn, Massachusetts, landed in custody of immigration officials after someone reported her in a domestic disturbance call — an incident stemming from a fight with her younger brother.

A Lynn, Massachusetts, teen was arrested following a domestic dispute, and shortly after placed in Immigration and Customs Enforcement custody, police said.

One person is injured and another is in custody following a stabbing in Boston's South End neighborhood, the Boston Police Department said.

Perez, a known MS-13 gang member, on drug and weapons charges a day after the agency says East Boston Municipal Court refused to honor its detainer request

A 72-year-old Carver man was killed when his pickup truck crashed into a tree in Carver early Wednesday afternoon, police said.