Space station's uncertain future

Wed May 14, 2014 9:30am EDT

1 of 25. Backdropped by Earth, the International Space Station (ISS) is seen photographed from the space shuttle Endeavour after the station and shuttle began their post-undocking relative separation, in this undated NASA handout photo.

Credit: Reuters/NASA

Russia casts doubt on the future of the International Space Station in retaliation against U.S. sanctions over Ukraine.

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After wave of QE, onus shifts to leaders to boost economy

DAVOS, Switzerland - Central banks have done their best to rescue the world economy by printing money and politicians must now act fast to enact structural reforms and pro-investment policies to boost growth, central bankers said on Saturday.