JetBlue Airbus A321 tilts back while unloading at New York - JFK Airport

Source: Citizen.com

A JetBlue Airbus A321-200 (N959JB) was parked at New York JFK airport after completing its flight B6662 from Bridgetown, Barbados. During this time, the aircraft tilted onto its tail. No injuries were reported. 

JetBlue flight B6662 from Bridgetown to New York (JFK) 

Source: Flight Emergency 

The exact cause of the incident is yet to be determined. Still, it is speculated that a combination of unloading forward cargo and having too many passengers remaining in the back of the aircraft may have led to the tail tipping.