Camila Domonoske

The outlook for a key congressional investigation into potential ties between President Trump and Russia's election meddling remained in doubt Thursday, after an unusual, high-profile flap involving its top two members.

Updated at 12:10 p.m. ET

A man in his late teens has been arrested in Israel as the "primary suspect" behind a string of phoned-in bomb threats to Jewish community centers across the U.S. and elsewhere.

The arrest was the result of an investigation by Israeli police and the FBI, a police spokesman says.

Chicago police say they've located a missing teenage girl who was sexually assaulted in an attack streamed live on Facebook.

The Associated Press reports that the girl was apparently raped "by five or six men or boys" in the video, which was watched live by dozens of people.

It's the second incident in the past three months where an apparent violent crime in Chicago, with multiple assailants, was broadcast live on Facebook as it happened.

On Tuesday morning, the Department of Homeland Security announced new restrictions for personal electronics on direct flights to the U.S. from 10 airports in the Middle East and North Africa. Devices larger than a cellphone will not be allowed in the cabin, though they will be allowed in checked baggage.

Later Tuesday, the U.K. announced it would be enforcing a similar rule — using a slightly different list of countries.

The rule change in both countries was unexpected and the explanations for it cryptic.

Here's a quick look at what we know, and what we don't.

At an hours-long public hearing on Monday, FBI Director James Comey confirmed that his agency is investigating possible coordination between the Trump campaign and Russia, and he pushed back against President Trump's allegations that he was wiretapped by former President Barack Obama.

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