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A fire shuts down London's Heathrow Airport,

developments in the Idaho murders case,

and NVIDIA's billion dollar bet on investment in the U.S.

I'm Georgia Howe with Daily Wire, editor-in-chief John Bickley.

It's Friday, March 21st, and this is your Morning Wire afternoon update.

A massive fire near London's Heathrow Airport forced the closure of the major travel hub as of Thursday night.

More than 1,300 flights were either cancelled or delayed worldwide.

The blaze broke out late Thursday at an electrical substation and cut power to the busy airport. As many as 290,000 passengers will be affected by the closure.

Some planes were diverted to other airports around Europe, others turned back mid-flight from the U.S.

Heathrow officials say the airport will remain closed all day Friday as well.

Dozens of firefighters have the blaze under control as of this morning,

and the cause of the fire is under investigation.

New court filings in the Brian Coburger quadruple murder case offer some hints into the prosecutor's plans.

Daily Wire's senior editor Ash Short has the details.

In the new documents, prosecutors say Coburger purchased a K-bar knife, a sheath, and a sharpener off of Amazon

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