News Summary — 2026-08-21

AI-generated daily news intelligence across 5 categories.

• World — 'We have more work to do', says Canada negotiator as US trade deadline looms.
• Business — What does Tyson’s shutdown of two US beef plants mean for grocery costs?.
• Technology — HoverAir’s transforming modular drone has already been halted in the US.
• Sports — The AL shuts out the NL to win the All-Star Game! ....
• Science — 2,200-year-old Roman shipwreck reveals ancient waterproofing secrets.