Passengers travelling in a Jet Airways plane have bled in mid-air as the cabin crew forgot to maintain cabin pressure. The passengers experienced bleeding and headaches due to the reduction in oxygen levels. Passengers were seen taking the breath with the breathing masks in the plane. The incident took place on a flight heading to Jaipur from Mumbai. The Mumbai-Jaipur flight was turned back to Mumbai airport on Thursday. Some of the passengers complained of breathing were admitted into hospitals. The DGCA ordered a probe into the incident.