A Nigerian couple, Linda and John Burke-Monerville, living in London have lost three sons to violent crimes in the city in the last two decades.
The couple were guests on the Good Morning Britain show on Monday, where they shared their experience and their decision to send their living children to Nigeria in order to minimise the possibility of them dying by knife attacks.
On the show, Mrs Burke-Monerville begged for justice for her three sons; Trevor, 26, Joseph, 19 and David, 38, who were killed in three separate attacks.
David Burke-Monerville was stabbed to death in Barnet in June. Read more