RT News - May 22, 2015 (17:00 MSK)

A suicide bomber targets a Shia mosque in eastern Saudi Arabia. Some reports suggest that up to 30 people have been killed - and many more injured. Islamic State reportedly now controls half of Syria - as Washington bolsters its arms sales to the Middle East, despite previous weapons shipments ending up in the terrorists' hands. An audit reveals financial irregularities worth nearly 2-billion dollars at Russia's Roskosmos space agency, which has been plagued by a string of corruption scandals and failed rocket launches.