Mr O'Hagan had recently been working on a number of stories involving LVF members.

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The paramilitary splinter group, the Loyalist Volunteer Force (LVF), issued a statement denying the two men had any links to its organisation.

BBC: Second murder victim's funeral held

There has to be decommissioning, it is an essential part of the agreement and I welcome the lead shown by the LVF.

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LVF's ceasefire commitment, then suggested it was too early to attribute blame.

ECONOMIST: Northern Ireland

Another factor is that a list containing LVF prisoners expecting visits on the day of Wright's murder was inadvertently shown to INLA prisoners.

BBC: News | UK Politics | Calls for Wright murder probe

This included that of Neil Hyde, who signed a contract to help police in return for a reduced sentence for 48 LVF linked offences.

BBC: No prosecution in Martin O'Hagan murder case

Mr O'Hagan's killing was claimed by the Red Hand Defenders, a cover name used by both the Loyalist Volunteer Force (LVF) and Ulster Defence Association.

BBC: No prosecution in Martin O'Hagan murder case

The LUMIX GH2 combines the easy-to-see free-angle Intelligent LCD with the newly developed Multi Aspect Wide Screen LVF (Live View Finder) for more comfortable shooting from any angle.

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The questions centre on how INLA gunmen were able to sneak out of their wing, which they shared with the LVF, and cross the roof of the block undetected by prison staff.

BBC: News | UK Politics | Calls for Wright murder probe

When Hyde was jailed in February 2012 for three years, Judge Patrick Lynch QC told him that if he had not agreed to identify the alleged culprits in Mr O'Hagan's murder and give evidence about the activities of the outlawed LVF, he would have been jailed for 18 years.

BBC: No prosecution in Martin O'Hagan murder case