The family of a 20-year-old man who was stabbed to death have described him as a friendly and happy person who was always willing to help anybody.
Bradley Dos Reis Pais Quaresma, who was originally from Portugal but had moved to east London, was killed in a park on Thursday afternoon.
Paramedics tried to save him but he was pronounced dead on their arrival to West Ham Lane Recreation Ground.
Mario Albino Te, 20, of no fixed address has been charged with his murder and possession of an offensive weapon.
He will appear at Thames Magistrates' Court on Monday.
Two teenage boys aged 16 and 17 were arrested at the scene on the day of the murder. They have since been bailed.