Syria: Rebels says they now control main air base in the north.   Pakistan: Karachi police on high alert after four separate bombings kill more than 110 people.   France/Mali: French President Francois Hollande says his country is ready to help stop advance of Islamist rebels in Mali but only with UN approval. Venezuela:  Supporters of cancer-stricken President Hugo Chavez march in Caracas on day he should have been sworn in for new term.
 China: Landslide in southwestern province of Yunnan kills at least 29 people.      Bangladesh: Muslims gather for Bishwa Ijtema, their second biggest gathering after the Haj.