Wall Street opens higher as oil prices stabilize

By Tanya AgrawalREUTERS – Wall Street was set to open higher on Tuesday, extending a rally from Friday after an extended weekend, as cautious investors looked for bargains among beaten-down stocks and as oil prices stabilized. Brent crude oil prices hit a 12-day high after four of the world’s largest producers agreed to freeze output, but quickly gave up those gains to trade flat as investors had hoped for an outright cut in supplies. [O/R] U.S. crude was around $30 per barrel and Br