A retail rebound …. U.S. retail sales jump a record 17.7 per cent in May, beating expectations and helping the Dow close more than 500 points higher. But Fed chair Jerome Powell warns of significant uncertainty surrounding the timing and the strength of the US recovery, as he testifies before the US Senate, but plays down the central bank's latest push into the corporate bond market. Meanwhile, President Trump signs an executive order that reforms police practices as he also calls for calm from protesters, saying 'America wants law and order. The U.K. claims a drug breakthrough, fast-tracking approval for the use of a common steroid that reduces the risk of death for critical COVID patients by a third.