** Shares of energy firms rise premarket, track higher crude prices O/R
** Brent crude futures LCOc1 up 4.3% at $65.30/barrel; U.S. West Texas Intermediate crude futures CLc1 up 4.4% at $61.06/barrel
** Prices up after the U.S. imposed sanctions on major Russian suppliers Rosneft ROSN.MM and Lukoil LKOH.MM over the war in Ukraine
** Energy majors Chevron CVX.N and Exxon Mobil XOM.N up 1.4% and 1.3%, respectively
** APA Corp APA.O up 2.6%, Occidental Petroleum OXY.N rise 2.5% and Devon Energy DVN.N climbs 1.8%
** Oilfield services companies Halliburton HAL.N and Baker Hughes BKR.O advance 2.1% and 2%, respectively
** Refiners Phillips 66 PSX.N and Valero Energy VLO.N up 2% and 1.6%, respectively
(Reporting by Katha Kalia in Bengaluru)
((Katha.Kalia@thomsonreuters.com))