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Leading US heart health group recommends prioritizing plant-based protein over meat relative to US governmentThe American Heart Association’s new nutrition guidance, released on Tuesday, emphasized a dietary pattern rich in vegetables, ​fruits and whole grains, prioritizing plant-based protein over meat.It also suggested limiting the ‌use of sugar, salt and ultra-processed foods and replacing full fat dairy with non-fat and low-fat dairy. Continue reading...

• The Office of the United States Trade Representative submitted the 2026 National Trade Estimate Report to President Trump and Congress on March 31, 2026, detailing significant foreign trade barriers impacting U.S. exports. • The annual report, due by March 31 each year, outlines Trump Administration strategies to address non-reciprocal practices and ensure a level playing field for American workers. • It highlights barriers in key markets and proposes actions to counter discriminatory policies abroad, reinforcing U.S. trade priorities amid ongoing global tensions.

• The White House issued 'A National Policy Framework for Artificial Intelligence,' outlining legislative recommendations to advance U.S. AI priorities. • This follows the July 2025 'America’s AI Action Plan' with over 90 policy actions across innovation, infrastructure, and international security, seeking business input on slowing regulations. • The framework may limit funding to states with AI-restrictive rules, positioning the U.S. as the global AI leader.

• Berkshire Hathaway disclosed in SEC filings that its position in Apple has grown to $170 billion in market value, reinforcing Apple as the conglomerate's largest single equity holding at approximately 48% of total equity portfolio. • The increase reflects both organic price appreciation of Apple shares and incremental purchases by Warren Buffett's investment team amid the company's strong iPhone 16 sales and services segment growth. • The substantial concentration signals Berkshire's high conviction in Apple's long-term competitive moat, capital allocation discipline, and valuation at current levels, providing a powerful endorsement to institutional investors amid market volatility.

Union boss says workers have received some, but not all, of their paySign up for the Breaking News US email to get newsletter alerts in your inboxHello and welcome to the US politics live blog.Security lines have eased at airports, clearing the worst of the bottlenecks as Transportation Safety Administration (TSA) officers began receiving backpay for working during the government shutdown.Allegations swirl that a broker for Pete Hegseth inquired into an investment in key defense companies before the Iran war began. The Morgan Stanley broker allegedly made an inquiry with BlackRock regarding an investment into a defense-focused equity fund. The Pentagon denied the allegations calling them “entirely false and fabricated”.Florida Governor Ron DeSantis signed a bill to rename the Palm Beach International Airport after Donald Trump. This would make the airport the latest in a long list of institutions, government programs, buildings and even money named after the president.The US government has directed all of its embassies and consulates to launch coordinated campaigns against foreign propaganda. Marco Rubio signed a cable on Monday directing the embassies to coordinate with the US military’s psychological operations unit to address disinformation. It suggested using Elon Musk’s social media platform X to carry out the campaign.José Guadalupe Ramos, a Mexican national, becomes the 14th known person to die in Immigration and Customs Enforcement custody since the beginning of the year. He was found unconscious in his bunk last week at the Adelanto detention center in California and pronounced dead after being taken to a nearby medical center.The army is investigating a helicopter fly-by at Kid Rock’s hillside swimming pool in Tennessee on Saturday. Two army choppers on a training run visited and hovered by the rocker’s house as he saluted them. According to the army, there was no official request for the fly-by, which triggered the administrative review. Continue reading...

• The White House issued its National Policy Framework for Artificial Intelligence on March 20, 2026, guiding U.S. AI development. • CSIS experts Navin Girishankar and Aalok Mehta discussed the framework's implications in a rapid round-up. • The policy shapes U.S. AI leadership, influencing industry investments and regulations.

• The SPIRIT-HF study, presented at ACC.26 in New Orleans (March 28-30, 2026), found that spironolactone increased hospitalizations and serious adverse events in patients with HFpEF (heart failure with preserved ejection fraction) or HFmrEF (mildly reduced ejection fraction). • Results raise significant safety questions about the drug's efficacy in these patient populations, potentially challenging current treatment protocols. • The findings were presented to cardiologists and cardiovascular specialists at the American College of Cardiology's annual conference, the largest gathering of heart disease specialists.