Video: Southwest flight bound for Florida fills with smoke

(NBC News) — A pilot from another airline helped land a Southwest Airlines flight Wednesday after its captain became “incapacitated” and required medical attention, forcing the plane to turn back to Las Vegas, according to the airline and radio traffic data.

Southwest Flight 6013 was bound for Columbus, Ohio, on Wednesday when one of its pilots “needed medical attention,” a spokesperson for the airline said, without giving details about the health issue.

In radio traffic archived by the website LiveATC, a person can be heard saying that the captain had started to feel stomach pain and then “fainted or became incapacitated” around five minutes later.

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