Oil falls to one-week low despite new Iran sanctions
Treasury rolls out "Operation Economic Outcast" against Iran's shadow fleet, and oil shrugs it off. Bitcoin tops $80,000 and gold hits $4,696 as a weak US dollar lifts both at once. The ASX 200 has its best day in three weeks; Coles posts a $1.1 billion profit despite a $235 million underpayment bill.
