Sick rap lyrics boasting about murder of 14-year-old on bus posted online after mum tried to free him from gang life

SICK rap lyrics have been posted online boasting of the murder of a boy of 14 — as his mum told of trying to free him from the clutches of gang life.

Kelyan Bossaka, who rapped under the name Grippa, was stabbed on a bus on Tuesday.

SuppliedSick rap lyrics were posted online boasting about the murder of a 14-year-old boy Kelyan Bossaka on a London bus[/caption] Kelyan’s mum says her son was groomed from six-years-old before he fell into the care system and descended into street...