Police were called by the East Midlands Ambulance Service at about 6.30am on Friday, August 1, when Robert, aged 57, was found fatally injured on a bench on the towpath behind Auctioneers Court, and a murder investigation was launched.

Detectives continue to appeal for anyone who may have been in the area overnight from Thursday, July 31 to Friday, August 1, or who may have any information about what happened.

*A 38-year-old man arrested in connection with Robert’s murder on Wednesday, August 6, has been released on police bail pending further investigation.

*A 41-year-old man arrested in connection with Robert’s murder on Friday, August 8, has been released on police bail pending further investigation.

* A 32 year old man arrested in connection with Robert's murder on Sunday August 10, has been released on Police Bail pending further investigation.