A 16-year-old boy is among three people arrested over the death of a Czech man following a row in a chicken shop.
Two men, aged 19 and 29, and the 16-year-old have been arrested on suspicion of murder and taken to east London police stations for questioning.
A Metropolitan Police spokesman said: “Detectives continue to appeal for anyone who was in the area who witnessed the events prior to attack or the incident itself. They retain an open mind as to the motive for the attack.”
A post-mortem examination on Friday revealed he died from head injuries.
His next of kin has been informed.
Any witnesses or anyone with any information is asked to call the incident room on 020 8345 3985. To give information anonymously contact Crimestoppers on 0800 555 111 or visit crimestoppers-uk.org.