By Mark Hosenball

WASHINGTON, Oct 26 (Reuters) - An international operation targeting trafficking in opioids on a clandestine part of the internet called the darknet market has led to about 150 arrests in the United States and Europe and the seizure of drugs, cash and guns, U.S.

and European authorities said on Tuesday.

By Tom Wilson LONDON, Feb 11 (Reuters) - Criminals are using a small group of cryptocurrency brokers and services to launder hundreds of millions of dollars of dirty virtual money, research shared with Reuters showed on Thursday.

Footage has emerged of the inside of a five-storey abandoned underground NATO bunker built with 31inch thick concrete walls in Germany allegedly converted by criminal gangs into a high tech data centre to host darknet websites. 

COLLEGE PARK, Md. (AP) - A man whom U.S. authorities have described as the world´s largest purveyor of child pornography would be sentenced to 21 to 27 years in prison under the terms of a new plea deal.

The deal between Eric Eoin Marques and Justice Department prosecutors is designed to satisfy a judge in Maryland who rejected their original agreement, which called for a prison sentence of 15 to 21 years.