CNBC | Four oil producers agree to freeze output at Jan levels CNBC Oil prices rallied in the Asia session on Tuesday on news that large producers would meet in Doha, Qatar, to discuss measures to tackle a supply glut that's sent prices to 13-year-lows. Benchmark U.S. WTI light sweet crude oil was up 4.4 percent at $30 ... Oil prices rise on talk of output cut Oil prices rise on expected Russia-Saudi meeting Oil prices jump again on hope of supply cut |