Talks in Philadelphia transit strike break off   Japan tells G-20 about plan to set up fiscal reconstruction target+   Mathematics and Biochemistry Research Earn Top Prize at Nation's Premier High School Science Competition   Obama wraps up Afghan review, eyes final options   Pelosi predicts passage of health care reform   Hopper: All's 'good right now' despite cancer   Obama to attend memorial for Fort Hood victims   North Carolina Students Sweep Regional Finals of Nation's Premier High School Science Competition for Research in Biochemistry and Computer Science   Fort victims had different reasons for enlisting   No. 15 Ohio St beats No. 11 Penn St, 24-7   Talks in Philadelphia transit strike break off   Union leader says Philly transit strike will go on   Army: Shooting suspect taken off ventilator   G-20 finance officials: Too early to end stimulus   U.S. not to scale back stimulus too early: Geithner+   Gist of draft statement by APEC leaders+   Tide moves into title game with 24-15 win over LSU   APEC to discuss growth after crisis, economic integration+   Storm Ida revives, churns toward Gulf of Mexico   2010 elections: Tables have turned on Democrats