Oil prices fluctuate as status of US-Iran peace talks remains unclear BBCBrent futures retreat on Iran ceasefire extension after brief climb above $100 ReutersOil prices rise and markets fall after US seizure of ship hits Iran peace deal hopes The GuardianNZ rates higher as market brings forward prospect of rate hikes Interest.co.nzOil Prices Rally as U.S.-Iran Tensions Escalate Crude Oil Prices Today | OilPrice.com