Police trying for a Royal Navy sailor final seen greater than 30 years in the past have found “bone material” at a cemetery in Gibraltar.
Simon Parkes, from Bristol, has been missing since December 1986, when the ship he was serving on, HMS Illustrious, was docked in the territory.
The 18-year-old’s disappearance has been a part of an investigation into former petty officer Allan Grimson, who’s serving a life sentence for the homicide of two younger males.
Grimson was on board the plane service similtaneously Mr Parkes.
Detectives from Hampshire Police stated they travelled to Gibraltar after receiving “credible” data.
Their exercise in the territory has “sparked several new calls in to the major crime investigation team offering new lines of enquiry”, the power stated.
The bone fragments might be analysed to evaluate “whether or not these are human”.
Detective Inspector Roger Wood stated: “We knew that there was an opportunity we would not discover Simon, however we owed it to his household and his crew mates to attempt.
“The data that led us to Trafalgar Cemetery is credible and as with every chilly case, we’ll take motion if new, viable traces of enquiry current themselves.”
He added: “While the searches weren’t profitable in the best way we had hoped, now we have found some bone materials which can or might not be human.
“We are cautious to not put an excessive amount of significance on it right now.
“The investigation is far from over and we will be following up promising leads both in the UK and Gibraltar.”
Mr Parkes’s mother and father, Margaret and David, stated: “We want to thank everybody concerned for their help and the chance to once more search for Simon.
“It is a really tough time however we’re optimistic that the search is just not over and we’ll by no means hand over hope of discovering him.”
Grimson was jailed in 2001 for the murders of naval score Nicholas Wright, 18, from Leicestershire, and barman Sion Jenkins from Newbury, Berkshire.
He has at all times denied any involvement in the disappearance of Mr Parkes.