Three further arrests have been made in a murder investigation after a fatal shooting in Fulham last year .
Salim Coulter, a 24-year-old trainee engineer from White City, was shot in the head as he was getting into a car Walham Grove on December 5 at around 9.30pm.
Police and paramedics found him sitting in the front passenger seat of a silver and black Renault Captur, near the junction with North End Road.
He was pronounced dead at the scene.
He had been eating in Jerky Chicken restaurant with a friend before he was shot.
A post mortem later revealed he had been died from a single gun shot would to the head.
Metropolitan Police have now confirmed a 22-year-old man was arrested at Heathrow airport on board a plane bound for Algeria on Tuesday (January 17).
Also arrested on the same day was a 23-year-old man in south London and a third man, aged 20, was arrested in central London on Wednesday January 18.
All three have been arrested on suspicion of Mr Coulter's murder and remain in custody at separate London police stations as enquiries continue.
Detectives from the Homicide and Major Crime Command continue to appeal for witnesses and niformation.
Detective chief inspector Noel McHugh, who is leading the investigation, said: "Whilst one man has been charged, and a further three arrested, we still need to speak everyone who witnessed events on the day of Salim's murder and to everyone who may have any knowledge of his fatal shooting.
"We have spoken to a number of people so far, but I believe there are still more people out there that can help us with our investigation and I am urging those people to do the right thing and to speak to us."
Omar Hutson has been charged with his murder .
Hutson, unemployed and of no fixed address, was also charged on Saturday December 17 with the attempted murder of a 25-year-old man in Walham Grove on the same date and with possession of a firearm.
He was arrested on Friday December 16 in Wandsworth.
A second person arrested on the same day, a 27-year-old woman, has been released on bail until a date in January, pending further enquiries.
Anyone that can assist the investigation is urged to contact the incident room on 020 8785 8099 or police via 101 or by tweeting @MetCC.
To give information anonymously contact Crimestoppers on 0800 555 111 or via crimestoppers-uk.org.
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