US STOCKS-Futures dip as investors focus on talks over Greece, fiscal cliff
* Euro zone to seek Greek aid deal without write-off
* Knight in talks for market-making unit sale- sources
* Futures lower: S&P 5.8 pts, Dow 44 pts, Nasdaq 7.5 pts
By Angela Moon
NEW YORK, Nov 26 (Reuters) - U.S. stock index futures fell on Monday as investor returned to the market after a holiday-shortened trading week, focused on the meeting of euro zone finance ministers on Greece and negotiations in the U.S. over the "fiscal cliff".
* Euro zone finance ministers and the International Monetary Fund will seek to unfreeze the second bailout package for Greece on Monday, but they first need to agree if some of the official loans to Athens might eventually be forgiven to cut Greek debt.
* U.S. lawmakers have made little progress in the past 10 days toward a compromise to avoid the harsh tax increases and government spending cuts scheduled for Jan. 1, a senior Democratic senator said on Sunday.
* Knight Capital Group Inc is in talks about possibly selling its market-making operation, its largest and most profitable business, but it is not known if a deal will happen, a source said on Saturday.
* Apple Inc has asked a federal court to add six more products to its patent infringement lawsuit against Samsung Electronics Co, including the Samsung Galaxy Note II, in the latest in move in an ongoing legal war between the two companies. Continued...