UPDATE 1-Tennis-Cincinnati Open women's singles semifinal results

Sun Aug 19, 2012 4:40am BST

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Aug 19 (Infostrada Sports) - Results from the Cincinnati Open Women's Singles Semifinal matches on Saturday 
5-Angelique Kerber(Germany)beat 4-Petra Kvitova(Czech Republic)6-1 2-6 6-4 
9-Li Na(China)beat Venus Williams(U.S.)7-5 3-6 6-1

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.