Authorities said Thursday that their investigation into an explosion that rattled the Trump Hotel in Las Vegas and killed one person had narrowed in on a decorated U.S.source

The House will vote at noon Friday to select a speaker. Mike Johnson has Donald Trump’s endorsement, but just a handful of GOP defections could be enough to stop him.source

A new test can differentiate between various types of asthma via a nasal swab. Researchers hope it can eventually help match patients with better treatments.source

Jeremi Sensky recounted his experience on New Year’s Eve when a truck driver plowed through crowds on Bourbon Street in New Orleans. Speaking to NBC News’ Tom Llamas, Sensky described finding himself face down on the ground, hearing gunshots.source

Officials identified a military ID and passport belonging to Matthew Alan Livelsberger inside the Tesla Cybertruck that exploded outside the Trump hotel in Las Vegas. Police say Livelsberger likely shot himself in the head before the blast.source

Watch live coverage as President Biden delivers remarks and awards the Presidential Citizens Medal to several individuals, including former GOP Rep. Liz Cheney and Rep. Bennie Thompson for their work on the House January 6 committee.source

BAYAMÓN, Puerto Rico — Power was restored to nearly all electrical customers across Puerto Rico on Wednesday after a sweeping blackout plunged the U.S. territory into darkness on New Year’s Eve.source

Police are searching for four male suspects after gunmen fired at least 30 shots outside a nightclub in Queens, New York, on Wednesday night injuring ten people. The incident is not believed to be an act of terror.source

Actor and director Justin Baldoni has filed a $250 million lawsuit against The New York Times, saying they uncritically embraced Blake Lively’s narrative when reporting on her smear campaign claims, including the “calculated distortion” of texts. The Times vows to “vigorously defend against the lawsuit.” NBC’s Chloe Melas reports for TODAY.source