NYPD said of the more than 200 tips received about the murder of UnitedHealthcare CEO Brian Thompson, none of them had the ...

As police continue to scour the history of the suspected shooter who gunned down an insurance CEO on a midtown Manhattan ...

While there are still many investigative leads to follow up on, top NYPD officials say they are now getting a clearer picture ...

Murder suspect Luigi Mangione filed a petition alleging he is being incarcerated illegally. NBC News’ Valerie Castro reports ...

The ghost gun allegedly in Luigi Mangione's possession when he was arrested has been matched to three shell casings recovered ...

The gun found on the suspect in last week's killing of United Healthcare's CEO matched shell casings found at the site of the ...

The NYPD says murder suspect Luigi Mangione's ghost gun may have been 3D printed. Former U.S. attorney Joyce Vance and former ...

The 3D-printed gun found on the suspect in last week's killing of United Healthcare CEO Brian Thompson matches shell casings ...

Online posts have listed the names and salaries of health insurance executives and "Wanted" signs have been posted in ...

New York Police Department (NYPD) officials say it’s unclear whether shooting suspect Luigi Mangione’s family recognized him ...

The gun found on the suspect in the killing of UnitedHealthcare CEO Brian Thompson matches shell casings found at the crime ...

The shell casings found at the scene of the UnitedHealthcare CEO Brian Thompson’s shooting matched the gun found on the ...