Oil gains amid push by Saudi Arabia for further supply cuts

TOKYO (Reuters) - Oil prices rose on Tuesday, as OPEC and its allies discuss whether to deepen a supply cut pact ahead of meetings this week, although prospects after Saudi Arabia's planned listing of Aramco fuelled uncertainty for traders, limiting gains.Brent futures rose 13 cents, or 0.2%, to $61.05 a barrel by 0424 GMT, after gaining 0.7% on Monday. U.S. West Texas Intermediate crude was up by 20 cents, or 0.4%, at $56.16 a barrel. The contract rose 1.4% on Monday.The Organization of the..