Oil steadies after advancing on OPEC+ supply and Russian flow uncertainty.
West Texas Intermediate trades below $72 after rising 1.6% this week; Brent crude near $76.
OPEC+ considers delaying monthly supply increases from April, which would be the fourth postponement.
US and Russian officials meet in Riyadh for Ukraine talks, but Zelenskiy's absence raises concerns in Europe.
G7 weighs tightening oil price cap on Russian exports.
Oil prices remain within a $3 barrel range this month, after early-year volatility due to sanctions and tariffs.