But when the question of how to explore the lake came up, not long after its discovery, the Vostok scientists faced a serious dilemma. The lake is under immense pressure, and to breach the ice would have devastating consequences.
Roger Federer: Swiss star will play on until at least 2019. Updated 1815 GMT (0215 HKT) February 21, 2017. Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.
6- Roger Federer, Swidden-Tennis. born 8 August 1981) is a Swiss professional tennis player. one of the most popular athletes in the world. Roger Federer has dominated the menâs game like none other, holding the No. 1 rank for a record 237 straight weeks from 2004 to 2008.