Southwest flight makes emergency landing in Vegas due to 'unusual odor' and possible smoke

A Southwest Airlines flight from Las Vegas to Tulsa was forced to make an emergency landing after crew members reported an unusual odor in the cabin. The plane returned to Las Vegas within half an hour, and although officials found nothing abnormal during an inspection, the aircraft was swapped with another one. Passengers boarded a new plane to complete their journey. The FAA is currently investigating the incident.