Baptista Adjei died last Thursday
Baptista Adjei, 15, died in Stratford Broadway on Thursday, 10 October.
A 15-year-old boy is due at Stratford Youth Court today, having been charged with conspiracy to murder.
On Saturday, another boy aged 15 was charged with murder, grievous bodily harm with intent, and two counts of possession of an offensive weapon.
A 16-year-old boy who was arrested on Tuesday, 15 October has been bailed pending further enquiries to a date in mid-November.
Tags: Newham, Stratford, North Woolwich