AP Top Business News at 11:23 p.m. EDT

The US national debt now stands at $40 trillionTrump says US and Canada have a trade deal, but key terms remain unclearPrince Harry emphasizes need to better apply veterans' skills during roundtable with service membersUS stocks halt their slide after the Treasury Department moves to ease pressure from the bond marketAn alarmed bond market gets the Trump administration to act againModerna shares surge after it says its experimental mRNA cancer treatment passed a key testJapan reports record exports and imports for July as energy costs climbFormer Meta engineer says Instagram took a 'don't ask, don't tell' approach on kids under 13'Many' Fed officials think higher rates will be needed if inflation stays highFTC proposal would require retailers to be transparent about personalized pricing