Trump to 'Isolate' Iran, US Treasuries Whiplash | Bloomberg Businessweek Daily 8/21/2026

White House Correspondent Jeff Mason explains President Trump's vow to isolate Iran's economy as he plans to travel to South Carolina to campaign for the midterms. Bloomberg Intelligence Chief US Interest Rate Strategist Ira Jersey and Alpine Saxon Woods Chief Market Strategist Sarah Hunt break down the week of whiplash for US Treasury yields. Then, ITG's Chris Mecray discusses how the digital infrastructure services company has been doing post-IPO for this week's edition of CFO Briefing. Plus, Bloomberg News Legal Analyst June Grasso breaks down Supreme Court Chief Justice John Roberts' decision to allow Trump to keep building the White House Ballroom. Finally, Bloomberg News Senior Legal Reporter Ava Benny-Morrison dives into her report that the DOJ sought Egan-Jones' records to probe Mark Walter's business. Chapters 00:00:00 Opening: Markets, Bonds & Bitcoin 00:03:45 White House: Iran Pressure & Beef Prices 00:05:46 Trump's "Economic D-Day" Against Iran 00:07:32 Midterms, South Carolina & Beef Prices 00:09:08 Treasury Market Whiplash & Bessent's Next Move 00:11:26 Can Treasury Bring Long-Term Yields Down? 00:12:58 Treasury, the Fed & Interest Rate Policy 00:14:11 Kevin Warsh Heads to Jackson Hole 00:16:00 AI Spending, Data Centers & Credit Markets 00:19:02 Market Update & White House Ballroom Ruling 00:21:03 ITG CFO on Digital Infrastructure 00:23:46 AI Drives the Fiber-Optic Buildout 00:25:08 Is the AI Data Center Boom Overextended? 00:27:32 ITG's Stock Performance After Its IPO 00:29:39 What the C-Suite Is Watching Now 00:32:32 Market Update: Bonds, Iran & Bitcoin 00:34:32 Supreme Court Allows White House Ballroom Construction 00:39:45 DOJ Probe Into Mark Walter's Business Empire 00:41:00 Credit Ratings & Guggenheim-Linked Insurers 00:44:41 What Comes Next in the Mark Walter Investigation 00:47:33 Markets Head Into the Final Hour 00:48:51 Gold Miners, Ross Stores & Moderna 00:52:41 AI Boom Powers S&P 500 Earnings -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com for business news & analysis, up-to-the-minute market data, features, profiles and more. Connect with Bloomberg Television on: X: https://twitter.com/BloombergTV Facebook: https://www.facebook.com/BloombergTelevision Instagram: https://www.instagram.com/bloombergtv/ Connect with Bloomberg Business on: X: https://twitter.com/business Facebook: https://www.facebook.com/bloombergbusiness Instagram: https://www.instagram.com/bloombergbusiness/ TikTok: https://www.tiktok.com/@bloombergbusiness?lang=en Reddit: https://www.reddit.com/r/bloomberg/ LinkedIn: https://www.linkedin.com/company/bloomberg-news/ More from Bloomberg: Bloomberg Radio: https://twitter.com/BloombergRadio Bloomberg Surveillance: https://twitter.com/bsurveillance Bloomberg Politics: https://twitter.com/bpolitics Bloomberg Originals: https://twitter.com/bbgoriginals Watch more on YouTube: Bloomberg Technology: https://www.youtube.com/@BloombergTechnology Bloomberg Originals: https://www.youtube.com/@business Bloomberg Quicktake: https://www.youtube.com/@BloombergQuicktake Bloomberg Espanol: https://www.youtube.com/@bloomberg_espanol Bloomberg Podcasts: https://www.youtube.com/@BloombergPodcasts