AP - World leaders on Tuesday endorsed halving world emissions of greenhouse gases by 2050, edging forward in the battle against global warming but stopping short of tough, nearer-term targets.

AP - The next time the president goes to war, Congress should be consulted and vote on whether it agrees, according to a bipartisan study group chaired by former secretaries of state James Baker III and Warren Christopher.

AP - Asked by a voter about accusations of flip-flopping, Democrat Barack Obama dismissed the notion Tuesday that he has been shifting stances on Iraq, guns and the death penalty to break with his party's liberal wing and court a wider swath of voters.

AP - Iraq's national security adviser said Tuesday his country will not accept any security deal with the United States unless it contains specific dates for the withdrawal of U.S.-led forces.

AP - The Federal Reserve will issue new rules next week aimed at protecting future homebuyers from dubious lending practices, its most sweeping response to a housing crisis that has propelled foreclosures to record highs.

AFP - A suicide blast on the Indian embassy in Kabul could not have been carried out without the "full support of foreign intelligence," according to an Afghan security report made public Tuesday.

AFP - The Group of Eight major powers agreed Tuesday to at least halve global carbon emissions by 2050, in what leaders hailed as a breakthrough but environmentalists called toothless.

Reuters - The U.S. Senate moved closer on Monday to passing election-year legislation meant to save hundreds of thousands of troubled homeowners from foreclosure.

Reuters - U.S.-Iraqi security talks to permit U.S. troops to stay in Iraq beyond 2008 were not aimed at setting a hard deadline for withdrawal despite such a suggestion by the Iraqi prime minister, the White House said on Tuesday.

Reuters - Presidential rivals Barack Obama and John McCain clashed over how to boost the ailing U.S. economy on Monday, with Obama pushing for a new stimulus package to help homeowners and McCain pressing for low income taxes and incentives for small business.

Reuters - A U.S. judge on Monday dismissed a case brought by families of victims of the Sept. 11 attacks who said the city denied proper burials by sending debris containing possible human remains to a garbage dump.

Reuters - Five regional powers will hold talks with North Korea from Thursday on ending its atomic weapons plans and verifying an account the secretive state gave in June of its nuclear programs, officials said on Tuesday.

Reuters - Iran started war games on Monday and its president rejected a demand by major powers that it stop enriching uranium as "illegitimate," showing no sign of backing down in a stand-off over Tehran's nuclear ambitions.

Reuters - G8 nations, papering over deep differences on how to set goals to combat global warming, said on Tuesday they would work toward a target of at least halving greenhouse gas emissions by 2050 with other participants in U.N. talks.

Reuters - Fresh credit fears swept global financial markets on Tuesday, pushing world stocks to their lowest levels since October 2006 as concerns intensified that the financial sector would have to raise more capital.