SEOUL, Dec 13 (Reuters) - The U.S. special envoy for North Korea will arrive in South Korea on Sunday ahead of a year-end deadline set by Pyongyang for Washington to soften its approach to stalled denuclearisation talks, Seoul and Washington said on Friday.

(Reuters) - With the first Democratic nominating contests less than two months away, former Vice President Joe Biden is already looking beyond to Super Tuesday in March, when some of the biggest electoral prizes will be up for grabs.

(Reuters) - The U.S. Justice Department is preparing to take legal action against Live Nation Entertainment on allegations the concert promoter has sought to strong-arm concert venues into using its dominant Ticketmaster subsidiary, a source familiar with the planned legal action said on Friday.

Dec 13 (Reuters) - A shareholder of Xerox Holdings Corp has sued activist investor Carl Icahn alleging that he bought HP Inc shares with the knowledge that the printer maker was considering buying the stock at a premium, Bloomberg reported on Friday.

WASHINGTON (Reuters) - Democrats in the U.S. House of Representatives on Friday took Republican President Donald Trump to the brink of impeachment by approving two charges against him over his efforts to pressure Ukraine to investigate Democratic political rival Joe Biden.

Dec 13 (Reuters) - WPX Energy Inc is in talks to buy the oil and gas assets of closely held Felix Energy for about $2.5 billion, Bloomberg reported on Friday citing people familiar with the matter.

WASHINGTON, Dec 13 (Reuters) - The United States and China have agreed on the terms of a "phase one" trade deal that reduces some U.S. tariffs on Chinese goods while boosting Chinese purchases of American farm, energy and manufactured goods and addressing some U.S. complaints about intellectual property practices.

(Reuters) - Bristol-Myers Squibb Co on Friday said it won a $752 million jury verdict against Gilead Sciences Inc in a U.S. patent dispute relating to technology for treating cancer.

WASHINGTON (Reuters) - The U.S. auto safety agency said Friday it will investigate a 12th Tesla crash that may be tied to the vehicle's advanced Autopilot driver assistance system after a Tesla Model 3 rear-ended a parked police car in Connecticut on Saturday.