Thousands of people were frightened Thursday afternoon after a series of explosions could be heard across the Salt Lake Valley, rattling windows and scaring pets.

Reports of a large booming noise across the Wasatch Front have now been confirmed to be from the Tooele Army Depot.

A series of loud booms caused alarm across much of the Salt Lake Valley on Thursday, with many people concerned about what ...

Residents across the Salt Lake Valley turned to law enforcement, news sites, and social media looking for answers after ...

Detonations in Tooele were heard across the Salt Lake Valley and beyond. Here is how the weather played a role.

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Hassan Nasrallah says the exploding device attacks are "a declaration of war" which paid "no heed to innocent people".

The information on vaccine distribution in states, Washington, D.C. and Puerto Rico came from NBC News research efforts. NBC News researchers reached out to state health department officials and ...