Prime Minister Datuk Seri Najib Tun Razak expressed his condolence to the family of the Royal Malaysia Air Force (RMAF) pilot who was killed in a RMAF aircraft crash in Butterworth Wednesday.

In his latest Twitter posting, Najib said a comprehensive investigation would be conducted on the incident.

In the incident which happened at 5.18pm, an RMAF Beechcraft B200T aircraft crashed at the Butterworth airbase, killing the pilot and injuring three other.

Meanwhile, Chief of Defence Forces Gen Tan Sri Raja Mohamed Affandi Raja Mohamed Noor told Bernama that a comprehensive investigation into the crash would be conducted.

He said the RMAF had set up a special team to probe the crash.