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

Sat Feb 16, 2013 6:10pm GMT

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Feb 16 (Infostrada Sports) - Results from the Qatar Open Women's Singles Semifinal matches on Saturday 
2-Serena Williams (U.S.) beat 3-Maria Sharapova (Russia) 6-3 6-2          
1-Victoria Azarenka (Belarus) beat 4-Agnieszka Radwanska (Poland) 6-3 6-3

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.