Associated Press: The fate of U.S. legislation capping carbon emissions weighed heavily on delegates at U.N. climate talks starting Monday in Bangkok, with the Americans saying delays in passing the bill could deter commitments from other nations. Negotiations on a new U.N. climate pact have been bogged down by a broad unwillingness to commit to firm emissions targets, and a refusal by developing countries to sign a deal until the West guarantees tens of billions of dollars in financial assistance — …