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In photos: Boiling water freezes, train tracks lit on fire in severe cold

In New York City on Wednesday. Photo: Scott Olson via Getty Images

Temperatures overnight sank into the negative double digits in nearly a dozen states, with the polar vortex descending on the Midwest and threatening to break all-time cold records.

The big picture: Mail deliveries have been suspended, schools and businesses closed, and Midwesterners warned that the frigid cold is not to be trifled with. Even so, some brave souls have ventured outside to test out the temperatures.

A bicyclist in southwest Minneapolis in below-freezing temperatures. Photo: Kerem Yucel/AFP via Getty Images
Steam rises above the North Branch Chicago River as temperatures dropped to minus 22°F. Photo: Joshua Lott/AFP via Getty Images
A tweet previously embedded here has been deleted or was tweeted from an account that has been suspended or deleted.
A tweet previously embedded here has been deleted or was tweeted from an account that has been suspended or deleted.
A tweet previously embedded here has been deleted or was tweeted from an account that has been suspended or deleted.

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Shawna Chen
3 hours ago - Health

FDA authorizes mix-and-match for COVID booster shots

Photo: Francine Orr/Los Angeles Times via Getty Images

The Food and Drugs Administration (FDA) on Wednesday gave its approval for Americans to get booster shots that are different from the COVID vaccine they initially received.

Why it matters: The recommendation from the FDA, which also authorized booster shots for people who received Moderna and Johnson & Johnson vaccines on Wednesday, paves the way for an expansion of booster shots.

Go deeper (1 min. read)Arrow
Andrew Solender
3 hours ago - Politics & Policy

GOP congressman forfeits committee seats after indictment

Rep. Jeff Fortenberry. Photo: Al Drago/Bloomberg via Getty Images

Rep. Jeff Fortenberry (R-Neb.) on Wednesday stepped down from his committee assignments after being indicted for lying to federal investigators amid a probe into illegal campaign donations.

What they're saying: In a letter to House Speaker Nancy Pelosi, Fortenberry said he is "grateful for the outpouring of support from my friends and colleagues as we work against the injustice confronting me."

Go deeper (1 min. read)Arrow
Ivana Saric
6 hours ago - Politics & Policy

Rahm Emanuel questioned on murder of Laquan McDonald in confirmation hearing

Rahm Emanuel during a Senate Foreign Relations Committee confirmation hearing on Oct. 20. Photo: Sarah Silbiger/Bloomberg via Getty Images

Former Chicago Mayor Rahm Emanuel spoke about the murder of Laquan McDonald during his Senate confirmation hearing Wednesday to become the U.S. ambassador to Japan, saying that "there's not a day or a week that has gone by in the last seven years I haven't thought about this."

Catch up quick: McDonald was a Black teenager who was fatally shot 16 times by Chicago police during Emanuel's tenure as the city's mayor. The 2014 shooting triggered massive protests, both because of its nature and the fact that the officers' body-cam footage was concealed for years.

Go deeper (1 min. read)Arrow