Dhaka, April 25 -- Oil prices edged higher on Friday but were on track for a weekly loss as a potential OPEC+ output increase and a possible ceasefire in the Russia-Ukraine war may raise supply at the same time conflicting US tariff signals limit the demand outlook.

Brent crude futures gained 5.0 cents to $66.60 a barrel by 0001 GMT, on track to fall 2.0 per cent for the week.

US West Texas Intermediate (WTI) crude rose 6.0 cents to $62.85 a barrel but was set to decline 2.9 per cent for the week.

The United States and Russia are moving in the right direction to end the war in Ukraine, but some specific elements of a deal remain to be agreed, Russian Foreign Minister Sergey Lavrov said in an interview with CBS News.

A halt to Russia's...