Police have arrested a 24-year-old London man and recovered a vehicle from a London address following a hit and run in Hove.
The incident happened at the junction of Church Road and Sackville Road in Hove at 11.09pm on Christmas Day.
The man has been released on bail until February while enquiries continue.
The collision involved a blue Skoda Octavia taxi and a silver Vauxhall Insignia, which left the scene.
A teenage boy who was a passenger in the taxi suffered serious head injuries and has since undergone surgery in an effort to save the sight in his right eye.
The taxi driver sustained minor injuries.
More top news
This month marks the 20th anniversary of eBay. The US-based online auction site has transformed buying & selling for millions of people.
A Hampshire-based scientist has taken what may be the first photograph of a Blue Whale spotted in UK waters.
A slice of the Queen and Prince Philip's wedding cake has sold for £500 at auction in Sussex, 68 years after the Royal couple got married