The man was arrested in the afternoon of Thursday, 26 October in Wandsworth. He remain in police custody.
A murder investigation was launched after police were called at about 21:50hrs on Thursday, 5 October to reports of gunshots heard on Shuttleworth Road, SW11.
Officers and the London Ambulance Service attended.
At the scene, they found 21-year-old Rico Andrews injured and immediately provided emergency first aid, but despite their efforts he died at the scene.
His next of kin have been updated on this development and continue to be supported by specialist officers.
A post-mortem examination gave the cause of death as a gunshot wound to the chest.
*Detective Chief Inspector Neil John from the Met’s Specialist Crime Command who leads the investigation said:*
“While we have made an arrest in this investigation I must stress that we still need help from the public. I continue to appeal to anyone who was in the area to area and saw events unfold, or anyone who has captured this incident on phone or doorbell footage, to contact police immediately.”
Any witnesses or anyone with any information is asked to call police on 101 or contact via Twitter @MetCC <eur02.safelinks.protection.outlook.com/?url=http%3A%2F%2Ftwitter.com%2Fmetcc&data=05%7C01%7CJim.G.H.Avey%40met.police.uk%7C55fbd9deb5bf411d972408db3b5f6488%7Cf3ee2a7e72354d28ab42617c4c17f0c1%7C0%7C…>. Please quote CAD 8285/05OCT
To give information anonymously contact Crimestoppers on 0800 555 111 or online at crimestoppers-uk.org.
