CCTV shows the last known moments of Bradford murder suspect Habibol Masoum.

On Saturday (April 6), 25-year-old woman Kulsuma Akter was stabbed while pushing her baby into a stroller, and 25-year-old Masum was stabbed. Wanted by the police.

West Yorkshire Police said Masum was known to officers and Ms Ackert had had previous contact with them.

West Yorkshire Police Assistant Chief Constable Damien Miller said a 23-year-old man had been arrested on suspicion of assisting an offender.

Police said officers were called to a report at 3.21pm on Saturday that a woman had been stabbed by a man who fled and later died in hospital.

Ms Ackert’s children were not harmed.