The government of Vietnam has notified the NTSB of an incident involving an Airbus A321 airplane that occurred on March 18, 2020. A Vietnam Airbus A321-231 powered by two International Aero Engines V2533-A5 turbofan engines experienced a No. 2 (right) engine high pressure turbine disk rupture and uncontainment during the takeoff roll from Tan Son Nhat International Airport, Ho Chi Minh City, Vietnam. The Captain performed a rejected takeoff and the airplane was stopped safely on the runway; no injuries were report and no evacuation was necessary. Post event engine inspection confirmed a high pressure turbine stage 1 disk had burst and penetrated through the engine case and engine cowling. The NTSB has appointed a U.S. Accredited Representative as the state of manufacturer of the engine to assist the government of Vietnam in their investigation under the provisions of ICAO Annex 13. All investigative information will be released by the Civil Aviation Authority of Vietnam.