Lilia Valutyte died from a stabbing in Boston town centre, Lincolnshire, shortly after 6pm on Thursday. Lincolnshire Police also confirmed that two people previously arrested in connection with the incident had been released without further action. The force had refused to confirm the age or gender of the two people in custody or say what offense they were arrested on suspicion of. Ch Supt Martyn Parker said: “Our officers are working around the clock on this investigation and the public’s help could prove crucial.” He added: “These are very clear images of a man we want to speak to, so I would urge anyone with information to get in touch.” Members of the public are asked not to approach the man, but to call immediately. 999. “This is a particularly tragic case and I would like to assure the public that we have enormous resources dedicated to the investigation,” Parker said. “We continue to provide support to Lilia’s family as they grieve this unimaginable loss.”