Darlington murder charge: Andrew Bell accused of killing Leanne Park

A man has been charged with murdering a woman who was found dead at a property in Darlington, police have confirmed.

Andrew Bell, 44, of Darlington, is accused of killing Leanne Park, 44, in the town on Wednesday. The allegation concerns her death at an address in Parkgate, where officers were called at around 21:15 BST.

Ms Park, who was also 44, was pronounced dead at the scene, Durham Police said. She was a mother and grandmother, and her family has paid tribute to her as a "mam, nana, daughter and friend" whose presence they will deeply miss. Her photograph has been released by the force, showing her smiling, with long dark hair and a centre parting.

Mr Bell has been charged with murder and is due to appear before Newton Aycliffe Magistrates' Court on Monday for a first hearing, where he is expected to be formally charged and dealt with in a preliminary hearing. Such hearings are used mainly to confirm the charge, establish whether the case is likely to be contested, and set the next procedural stage rather than to test the evidence.

The circumstances of the death, the cause of the death and the precise allegations against Mr Bell have not been set out in detail at this early stage. Police said crime scene investigators would continue to work at the address, adding that a cordon was "expected to remain in place for some time". That wording suggests investigators were still treating parts of the property and its surroundings as an active scene rather than releasing them for inspection or reoccupation.

In addition, a 27-year-old man was arrested on suspicion of assisting an offender. He has since been released on bail, which in England means he is not in custody but remains subject to conditions, and is not necessarily an indication of any further action. Under the criminal justice process, bail is granted to a suspect who has not been charged, is not tried and has not been convicted, and it is not a finding that the person is innocent.

The arrest of a second man illustrates how inquiries in a murder case typically develop. Detectives frequently look beyond those present at the scene, seeking those who may have assisted before or after a death, and officers commonly secure a suspect's DNA, mobile phones, footwear and clothing before and after an arrest. Anyone detained on suspicion of assisting an offender is entitled to free legal advice at the police station, known as the appropriate adult right, and the length of time a person can be held before being brought before court is strictly time-limited by the statutory codes of practice.

Detectives have appealed publicly for information, urging anyone who has relevant knowledge about the murder to come forward. Officers often rely on witness accounts from neighbours and passers-by, as well as CCTV footage and mobile phone data, to establish a timeline. Anyone with footage or images captured in the area in the hours around 21:15 on Wednesday is generally encouraged to preserve the original files and hand them to police rather than posting them on social media, where files can be altered or lost.

Ms Park's death has been reported in the North East and Cumbria region, an area where police have asked for public help in tracing those who live or travel through the town and nearby villages. Family tribute statements issued at this stage are intended to appeal for information as much as to express grief, and officers often appeal for anyone who saw anything unusual near the address, heard a disturbance, or was in contact with the victim in the days before her death.

Cases of this kind typically progress slowly and generate repeated police appeals. Murder investigations in England and Wales must be reviewed and supervised by officers of at least detective superintendent rank, and a senior officer reviews the evidence before any prosecution decision is made. Even once a suspect is charged and appears before magistrates, the case would then move into the crown court system, where a trial is heard before a jury and a defendant is presumed innocent until guilt is proved.

A charge is an allegation, not a finding. The role of the CPS and the eventual trial judge or jury is to test the prosecution case against the defence case, and no conclusion about responsibility for Ms Park's death can be drawn until the evidence has been heard in court.

The reporter is Federica Bedendo, writing for BBC News, North East and Cumbria. Further updates on the case, including confirmation of Mr Bell's court appearance, are expected from Durham Police and the court.