Man in "Make America Great Again" cap disrupts flight
Authorities escort United Airlines passenger wearing red "Make America Great Again" cap off flight
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Authorities escort United Airlines passenger wearing red "Make America Great Again" cap off flight
John Brennan is testifying before the House Intelligence Committee on Russia after former FBI Director James Comey testified about the federal investigation in March
Officials say young man known to authorities was behind devastating suicide attack on young audience at Ariana Grande concert
Recent terror incidents globally have led to increased security at U.S. concert halls and sports stadiums alike
It's still unclear how many victims are missing in the deadly suicide bombing at Ariana Grande's concert in the U.K.
Concert bomber identified as ISIS claims responsibility and police hunt for any possible accomplices
Peter Hook, co-founder of the legendary bands New Order and Joy Division, tweeted early Tuesday that his daughter "made it home safe"
President offers "deepest condolences" to victims of England attack, calls on "civilized" nations to "drive out" terror
"#RoomForManchester: If you're stranded in town or can help someone who is please let us know and we'll try to help"
Authorities say they're treating Manchester Arena explosion as "terrorist incident" until more information is gathered
North Korea called the missile -- capable of reaching Japan and major U.S. military bases there -- an "answer" to President Trump's policies
Celebrities, politicians and others took to social media to express condolences following deadly blast at Manchester Arena
The world thought they knew Princess Diana -- 20 years later, get to know the woman who showed the world power doesn’t come from a crown, it comes from your heart
Singer went on social media to respond to terrorist incident that left at least 22 people dead -- including some children, police say
Concertgoers fled in panic after explosion at U.K.'s Manchester Arena during an Ariana Grande show