Oil prices slide, OPEC action expectation limits losses

By Ahmad Ghaddar LONDON (Reuters) - Oil prices fell on Monday, weighed by oversupply concerns, while expectations of an OPEC intervention next month to curb production limited losses. International benchmark Brent crude oil futures fell 57 cents to $51.38 per barrel at 1348 GMT, after hitting a session high of $52.29 a barrel. U.S. West Texas Intermediate (WTI) crude oil futures were trading at $49.65 per barrel, down 70 cents from their last settlement, after hitting a session high of $50.58.