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

Yemen is pounded by a fresh wave of Saudi air strikes - as Riyadh launches a new anti-rebel offensive, just hours after ending the last one. The latest death of a black man at the hands of police, propels anti-brutality protests in the country. The world's largest freshwater lake drops below critical level scientists blame our thirst for energy for drying out Russia's Baikal.