Hopes that the US and Iran could make progress during negotiations in Pakistan were dashed on Saturday by Trump, who said there was no point "sitting around talking about nothing".

Hopes that the US and Iran could make progress during negotiations in Pakistan were dashed on Saturday by Trump, who said there was no point "sitting around talking about nothing".

Oil prices rise amid mixed stocks as U.S.-Iran peace talks falter, raising concerns over escalating tensions and market impacts.