Heather Barnett, who was brutally murdered by Danilo Restivo in her Bournemouth home in November 2002. She was discovered with a lock of hair in her hand.

© EPS/Rex Features

Elisa Claps, the Italian teenager whose body was discovered in the roof of a church in the village of Potenza in March 2010 and provided a vital link to Heather’s murder.

© Bournemouth News/Rex Features

Elisa Claps’ brother, Gildo, puts up posters in Bournemouth highlighting the links between the two murders.

© Bournemouth News/Rex Features

Police move in on Danilo Restivo’s home on Capstone Road in Bournemouth. Restivo lived on the same road as Heather.

© Bournemouth News/Rex Features

Heather Barnett’s house – a set of keys to the house went missing shortly after Restivo came to see Heather about making curtains for him.

© Peter Willows/Rex Features

Danilo Restivo, the man with a sick hair fetish which ultimately led to murder.

© Bournemouth News/Rex Features

Police carried out surveillance on Restivo in the months leading to his arrest. This footage shows Restivo acting suspiciously at a local beauty spot.

© Bournemouth News/Rex Features

Detective Superintendent Mark Cooper reads a police statement confirming that a man has been arrested in connection to Heather’s murder.

© Phil Yeomans/Rex Features

Forensic teams at the home of Restivo.

© Graham Wilding/Rex Features

Vital evidence in the case against Restivo.

Restivo’s trainers were found soaking in bleach just days after Heather was killed.

© Bournemouth News/Rex Features

A knife found in Restivo’s satchel after he was apprehended by police.

© Bournemouth News/Rex Features