Rob Griffin, Detective Chief Inspector, has told ITV News Central that he is confident about finding the remains of James Brodie.
A murder investigation was launched in 2007 after Brodie went missing following the shooting of a jeweller in Arnold in 2003.
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Contractors are using a road surface which cannot be laid when it's wet or cold - leading to fears the eight-week, £8m project will overrun.
Dry today with pleasantly warm sunny spells developing.
Gradually becoming brighter today, staying mainly dry.