REFILE-US STOCKS-Russia sanctions worry hits Wall St; techs weigh
(Refiles to fix typo to read 'sessions' in paragraph 11)
* Facebook buys Oculus for $2 billion; shares fall nearly 7 pct
* King Digital plunges in trading debut
* U.S., EU to work together on tougher Russia sanctions
* Dow off 0.6 pct; S&P 500 off 0.7 pct; Nasdaq off 1.4 pct
By Angela Moon
NEW YORK, March 26 (Reuters) - U.S. stocks fell on Wednesday, led by losses in the technology and materials sectors, as geopolitical concerns rose after the United States and the European Union agreed to work together on tougher sanctions on Russia.
Trading remained choppy with U.S. stocks mostly positive in the morning after U.S. economic data pointed to improving conditions. But the major indexes reversed course in the afternoon as technology stocks turned sharply lower.
Among technology stocks, Facebook was one of the biggest decliners a day after the social networking company said it will acquire two-year-old Oculus VR Inc, a maker of virtual-reality glasses for gaming, for $2 billion. Facebook shares ended down 6.9 percent at $60.39. Continuación...