LIMA, Peru (AP) -- Already well into overtime, U.N. climate talks reached a standstill Saturday as developing countries rejected a draft deal they said would allow rich countries to shirk their responsibilities to fight global warming and pay for its impacts.The main goal for the two-week session in Lima was relatively modest: Reach agreement on what information should go into the pledges that countries submit for a global climate pact expected to be adopted next year in Paris.But even that became complicated as several developing nations rejected a draft decision they said blurred the distinction between what rich and poor countries can be expected to do.\We have deadlock