Brent were up 26 cents, or 0.38%, to $68.53, WTI gained 10 cents, or 0.16%, to $62.80 a barrel.

"The market is well-supplied," Suhail Mazrouei said in Abu Dhabi. "I would say now we are not forecasting a shortage of supply unless we have a catastrophic escalation which we don't see."

Brent soared to a high of $70.74 a barrel, WTI was at $64.15 a barrel,

Brent were at $68.36 a barrel, up 20 cents, or 0.3%, WTI edged up 5 cents to $61.77 a barrel.

Brent were up 6 cents, or 0.1%, at $67.98 a barrel, WTI was up 11 cents, or 0.2%, at $61.79 a barrel.

Brent settled up 81 cents, or 1.22%, at $67.20 a barrel, WTI settled up 59 cents, or 0.97%, at $61.11 a barrel.

Gazprom is showing that the strategy chosen for 2020 -- and potentially over the longer term -- is to defend its market share in Europe by flooding the Continent with cheap gas, send alternative sources of supply, in particular LNG, out of the money, traders told

Brent was down 22 cents, or 0.33%, at $65.92 per barrel, WTI was down 25 cents, or 0.41%, at $60.19 a barrel

Brent were up 5 cents, or 0.08%, to 66.59 a barrel, WTI was down 8 cents, or 0.13%, at $61.10 per barrel.

Brent dropped 41 cents, or 0.6%, to $65.69 a barrel, WTI fell 52 cents, or 0.9%, to $60.42 per barrel.