A man has been arrested in connection with the shooting of a city trader at Shenfield Railway Station in Essex.
Robin Clark, who's 44, was shot in the leg in January.
Today British Transport Police have confirmed a 51 year old man has been questioned on suspicion of conspiracy to commit murder.
He has been interviewed and released on police bail while enquiries continue.
Delays of up to 15 minutes on Greater Anglia between Liverpool Street and Colchester, between Liverpool Street and Southend Victoria and between Liverpool Street and Shenfield due to earlier signalling problem.
Delays of up to 15 minutes on Greater Anglia between Liverpool Street and Shenfield due to earlier over-running engineering works between Stratford and Gidea Park. London Underground are accepting tickets for reasonable routes.
Traffic heavier than normal due to festival traffic on A12 London-bound between J15 A414 (Three Mile Hill / Margaretting) and J12 A1023 Chelmsford Road / B1002 (Mountnessing / Shenfield).
Delays of up to 30 minutes on Greater Anglia between Ipswich and Felixstowe due to a signalling problem.
Also delays of up to 15 minutes on Greater Anglia between Liverpool Street and Shenfield due to broken down train.
Delays of up to 40 minutes on Greater Anglia services between Liverpool Street and Shenfield due to an earlier broken down train between Forest Gate and Manor Park.
Tickets are being accepted on local buses, London Underground and c2c services
Service suspended on Greater Anglia between Southend Victoria and Shenfield due to road vehicle hitting a bridge at Rayleigh. Tickets being accepted on C2C services.