Crude futures fell by more than $1 a barrel on Wednesday in see-saw trading.Brent crude futures settled down $1.05, or 1.42%, to $72.70 a barrel. US West Texas Intermediate crude futures settled down $1.14, or 1.62%, at $69.20.During the session, both benchmarks swung from $1 down to $1 up following news OPEC+ was discussing delaying a possible output increase.Source: Qatar News Agency