RT News - July 28, 2017 (18:00 MSK)

Breaking news - a knife attack in a supermarket in northern Germany leaves one person dead and several others injured. Moscow tells the U.S. to reduce its diplomatic staff in Russia - after the Senate voted overwhelmingly in favour of a new round of sanctions. Human Rights Watch claims a U.S.-trained Iraqi army unit has carried out extrajudicial killings in Mosul. And, the two architects of the CIA's post-nine-eleven torture programme could be set to go on trial in the U.S. We speak exclusively to a former colleague of one of the men.