Lambert St. Louis International Airport experienced a security breach that forced the evacuation of Concourse C today.
According to an airport spokesperson, TSA ordered the evacuation after a piece of security screening malfunctioned.
Dozens of passengers had gone through the security checkpoint before TSA agents realized the machine wasn't working.
There is no threat.
Passengers are being re-screened as a precaution.
This is affecting departing flights.
American, Alaska and Frontier Airlines operate out of Concourse C.
