Crude oil rose on Friday after Iranian forces entered Iraqi territory,heightening tensions in West Asia.Iraq's Deputy Foreign Minister Mohammed Haj Mahmoud said Iranian soldiers surrounded a well in the al-Fakkah oil field, only 200 miles southeast of Baghdad.

Crude oil for February delivery finished with a gain of 34 cents,up 0.5 percent, at $74.42 a barrel on Globex.Stronger dollar showed investors remain wary of risky commodities.US light sweet crude oil rose 70 cents to $73.35 a barrel.In London, Brent crude for February delivery added 36 cents to $73.73 a barrel on the ICE Futures exchange.