Watch: Tennessee town comes together to confront tragedy

The rural town of Bucksnort, Tennessee, is reeling after a major explosion at a munitions factory on Friday.

Sixteen people missing after the blast are presumed to be dead, the sheriff said, adding there are "no survivors".

Authorities had initially reported 19 people missing, but three individuals initially believed to be inside the facility were later found safe, according to Humphreys County Sheriff Chris Davis.