A report has revealed that more than 170 mothers across the UK have been killed by their sons in the past 15 years – nearly one in 10 of all women who died at the hands of men.
Here we look at 10 cases of mothers killed by their sons. They underline the range of ages, backgrounds and family circumstances of the victims and perpetrators, and some key factors – most strikingly, mental health problems – that led to the killings.