UPDATE 1-Tennis-U.S. Open women's singles semifinal results

Fri Sep 6, 2013 11:13pm BST

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Sept 6 (Infostrada Sports) - Results from the U.S. Open Women's Singles Semifinal matches on Friday 
1-Serena Williams (U.S.) beat 5-Li Na (China) 6-0 6-3              
2-Victoria Azarenka (Belarus) beat Flavia Pennetta (Italy) 6-4 6-2

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.