Erratic semi driving westbound on I-80 near Shelby, Shelby IA

00:00

All cars, special attention.

00:01

I-80 westbound from the Shelby exit.

00:02

I-80 westbound from the Shelby exit.

00:04

Took a driving complaint on a maroon Volvo pulling a reefer trailer.

00:07

RP stated the vehicle is unable to maintain lanes and is switching lanes without signaling.

00:12

If located, make your case and like to clear 10-46.

Erratic semi driving westbound on I-80 near Shelby