European Health Insurance Cards (EHIC) as millions of Britons could lose their rights to urgent medical treatment while travelling in the EU after Brexit. Photo: Nick Ansell/PA Images via Getty Images

In the event that the United Kingdom and the European Union fail to reach a deal on Brexit, poor government planning could result in hospitals facing shortages in medicine and medical devices, the trade association for the National Health Service warned in an email obtained by The Times.

The big picture: The increasingly likely scenario that the U.K. and the EU won't come to an agreement on their customs and trade relationship — among the last, but most contentious issues left to hammer out — could threaten “the entire supply chain of pharmaceuticals." According to The Guardian, NHS provides more than 1 billion items through community pharmacies each year, many of which come from outside the country. The U.K. has some domestic manufacturing capacity, but not nearly enough to meet the population's full medical demands.

Go deeper

Chief Justice John Roberts was hospitalized in June after fall

Chief Justice John Roberts overseeing the Senate impeachment trial of President Trump. Photo: Senate Television via Getty Images

Chief Justice John Roberts was hospitalized overnight after a fall on June 21, a Supreme Court spokesperson confirmed to the Washington Post on Tuesday.

Why it matters: Speculation regarding justices' health — given their lifetime appointments — always runs rampant, and this incident may have not been made public if the Post hadn't "received a tip."

Congress vs. tech's gang of four

Illustration: Sarah Grillo/Axios

The CEOs of tech's four leading giants will defend their industry's growing concentration of power from critics on both right and left who view them as monopolists when they testify, most likely virtually, before Congress on July 27.

Why it matters: The joint appearance by Facebook's Mark Zuckerberg, Apple's Tim Cook, Amazon's Jeff Bezos and Google's Sundar Pichai will mark a historic collision between the leaders of an industry that has changed the world and political leaders who believe those changes have harmed democracy and individual rights.

2020 attention tracker: The Trump policy trap

Data: Newswhip; Graphic: Axios Visuals — Note: Hover over the graphic on desktop to see weekly articles and interactions for candidates and issues.

The three topics generating the most intense interest online are the coronavirus, racial injustice and foreign policy, according to data from NewsWhip provided exclusively to Axios — and all are issues that are working against President Trump right now.

Why it matters: Storylines in Trump's populist sweet spot that carried the news cycle for much of his presidency — immigration, trade, a strong economy — have fallen away during the pandemic.