The Jet2 flight was heading to the UK from Bulgaria

The flight was forced to divert to Germany after the passenger suffered a suspected cardiac arrest

The plane was diverted to a German airport after the tragedy unfolded in front of passengers and crew who tried to resuscitate him

A passenger has died after falling ill on a aboard an international flight travelling from Bulgaria to Liverpool.

The Boeing 737 was on its way from Burgas to Liverpool when an emergency was declared about two hours into the flight, forcing the pilots to land in Cologne.

The flight from Burgas, Bulgaria, to Liverpool John Lennon Airport, was forced to divert to Germany after a passenger on board suffered a suspected cardiac arrest

Around two hours into the flight from Burgas, Bulgaria, to Liverpool, the crew declared an emergency due to a medical situation involving a man on board.

The man is reported to have suffered a cardiac arrest and was pronounced dead, despite the best efforts of passengers and crew to resuscitate him

The flight from Burgas, Bulgaria, to Liverpool has been diverted - we'll be bringing you the very latest updates, pictures and video on this breaking news story.

The flight made an emergency landing in Copenhagen, Denmark, as the rodent posed a safety risk to the flight, one of them being the possibility of it chewing through one of the electrical wires, the BBC reported.