Videos Mountains, ports and flat ground: Geography plays a part in Putin’s desire to control Ukraine. Author and Broadcaster Tim Marshall explains why. #CNN #News Articles You May Like Indian Researchers Develop Energy-Efficient Method to Create Glass, Could Improve Efficiency of Data Centres Solar Surge Cuts Binar Satellites’ Mission Short, Underscoring Space Weather Effects on Earth and Orbiting Satellites If Trump’s aim is to make each of his cabinet picks more controversial than the last – he’s succeeding UN climate summits ‘no longer fit for purpose’, warn leading figures BBC confirms details of Gary Lineker’s new contract