Agence France-Presse: UN climate talks entered a second day of extra time amid deadlock and bitterness Saturday 9Dec 13) as the United States warned failure to compromise could doom the 22-year-old global forum. Supposed to have ended a 12-day run on Friday, the negotiations were mired more than 24 hours later in a row between rich and poor countries over sharing out responsibility for tackling climate change. Chairs of a working group tasked with formulating a text presented negotiators with a laboriously-crafted compromise,...