KBBX: Duplicate Alert Received

------------
Alert Received at 05/21/24 07:37:53 on monitor #2
Already heard
The National Weather Service has issued a Flash Flood Warning for Washington, 
NE, Pottawattamie, IA, and Harrison, IA beginning at 7:11 am and ending at 
11:11 am (KVNO)
ZCZC-WXR-FFW-031177-019155-019085+0400-1421211-KVNO    -