Prices slumped more than 4% on Friday following Trump’s diagnosis

Rising global oil output threatens to overwhelm weak price recovery

Rising number of new corona cases in US, Europe limits upside potential for oil

Fuel demand in the US remains subdued as pandemic limits travel

US crude stockpiles rise 3m barrels with coronavirus cases increasing in several states

Rebound in Covid-19 cases in some countries undermines hopes for demand recovery

Head for biggest weekly drop since June on demand concerns

Brent crude set to close August with fifth successive monthly price rise

Renewed worries about Covid-19 infections threaten further recovery in oil demand

Producers have shut more than 1.5m bpd of Gulf coast offshore oil production