In a lawsuit, the Department of Justice says Los Angeles' sanctuary city policies interfere with federal immigration laws.

The lawsuit, filed in California’s Central District federal court, cites 'a crisis of illegal immigration,' and accuses sanctuary cities such as L.A. of hindering efforts to address that crisis.

Prosecutors described it as the largest coordinated takedown of health care fraud schemes in Justice Department history.

The Justice Department announced charges in what officials describe as the largest health care fraud bust in DOJ history.

The Justice Department on Monday announced charges for 324 people, including nearly 100 medical professionals, in what the DOJ called the largest healthcare fraud takedown in U.S. history. The $14.6 billion crackdown spanned all 50 states and included charges ranging from opioid trafficking and telemedicine fraud to transnational identity theft schemes.