Suspect aged 18 joins 16-year-old already in custody over death of Jay Sewell, 18

An 18-year-old man has been arrested on suspicion of stabbing to death a teenager in south-east London.

Jay Sewell died after a fight in Lee in the city’s south-east shortly before 10pm on Tuesday.

A 16-year-old boy arrested on suspicion of murder on Wednesday remains in custody while three men aged 22, 31 and 56, and two women, aged 29 and 53, who were previously arrested on suspicion of murder were released under investigation.

London homicides now highest annual rate for a decade Read more

Detective Chief Inspector Simon Harding said: “We are at the very early stages of our investigation into this tragic murder.

“We urgently need to hear from anyone who saw what happened in Alwold Crescent.”

The death of 18-year-old Sewell brought the grim tally of violent deaths in the capital this year to 125, the largest number in a calendar year since 2009 when there were 131.