Oil falls from $40 as doubts emerge over next step on OPEC cuts

LONDON (Reuters) - Oil fell after touching its highest since March at more than $40 a barrel on Wednesday as doubts emerged about the timing and scale of a potential extension to the oil supply pact between OPEC and its allies.Saudi Arabia and Russia have a deal to extend the cuts by a month, but a policy meeting on Thursday rather than later in June is unlikely, sources said. Oil earlier dropped after Bloomberg reported that the Thursday meeting was in doubt. "Prices were firm so far this week..