Richmond International Airport in Virginia was evacuated this morning after receiving a threat via telephone.

Kimberly Alexander was among those evacuated.

At least 12 flights are delayed.

Update:

Nothing alarming has been found in a sweep of Concourse A.

K-9 and explosives units are reportedly on the scene.

The sweep continues:

The airport has reopened to airline employees.

Update:

The airport has reopened to the public.

Twitchy will monitor the news about the threat and evacuation and update as more details become available.

Editor’s note: This post has been updated with additional tweets.