Police have swooped in and arrested a woman with a gun, who barricaded herself inside the FBI Seattle headquarters on Wednesday afternoon, according to multiple outlets. 

KIRO7 reported on how it began:

At about 3:04 p.m., she came into the offices with the gun but only got as far as the lobby until agents stopped her.

According to the Seattle Police Department, the woman entered the lobby and was pointing a gun at her chest for unknown reasons.

....

Seattle police cordoned off a block of streets near the FBI building for the standoff.

News on developments in the situation came just before 4:30 p.m. Pacific time:

Now, KIRO7 has a positive update on their original report:

SEATTLE — A woman is now in custody after an armed standoff inside the Seattle FBI building 110 Third Avenue, according to a source at the FBI.

....

For more than an hour, negotiators talked to the woman until she was safely put into custody.

As reported, thankfully, there were no injuries or hostages during the standoff. As this is a breaking story, RedState will provide further updates as they become available.