Oil sits $1 lower on OPEC's October supply plans; Brent drops 2.5% in August to $79/bbl, WTI down 3.6%
Brent crude futures for October delivery, which expire on Friday, settled $1.14 lower, or 1.43 per cent, at $78.80 a barrel, marking a decline of 0.3 per cent for the week and 2.4 per cent for the month.