Executive actions Trump signed on Saturday may not hold water, crossing the line into congressional tax and spending powers. / The Washington Post

TikTok is planning to sue the Trump administration over the president's executive order banning the service from the US. / NPR

Police in Hong Kong have arrested media tycoon and pro-democracy activist Jimmy Lai under the new national security law. / The Washington Post

COVID-19 shows no signs of slowing in the US, where cases have now topped five million, with more than 1,000 deaths reported each day over the past five days. / CNN

In the last two weeks of July, 97,000 US children tested positive for the coronavirus. / USA Today

See also: Nine people have tested positive for COVID-19 at the Georgia high school that became infamous for viral photos of crowded hallways. / The Atlanta Journal-Constitution

The window is rapidly closing for America to get COVID-19 under control before winter arrives, and things get really bleak. / STAT

Legionnaires' disease poses a risk for returning to buildings left unoccupied for months, during which time plumbing water can go stagnant and harbor bacteria. / The New York Times

Billions of people don't have access to running water and soap at home, making it even harder to contain the pandemic. / Bloomberg

Reversing a years-long trend, the pandemic could send up to 100 million more people globally into extreme poverty. / Associated Press

To find out the heat differences around Houston, volunteers are traversing the city with temperature and humidity readers attached to their cars. / Texas Standard

For the first time, scientists have found evidence that dinosaurs suffered from osteosarcoma. / CNN

Amazon has had talks with the Simon Property Group about converting mall space into fulfillment centers. / The Verge

"That's going to be your future nostalgia." Why it's important to listen to new music during a pandemic. / Pitchfork

"This is no time for clichés, and this is absolutely the time for clichés. Indeed, now more than ever." Hermione Hoby on the crisis cliché. / The Paris Review