Two teenagers have died after the car they were travelling crashed into a tree.
Four male teenagers who were in an Opel Astra following the Peugeot 306 which crashed in West Sussex have been arrested on suspicion of causing death by dangerous driving.
Emergency services were called to the A264 near Slinfold, Horsham at around 8.10pm yesterday.
The 18-year-old male Peugeot driver died at the scene of the crash and a 19-year-old male passenger was taken to St George's Hospital, London for emergency treatment but died this morning.
Two other passengers, an 18-year-old man from Billingshurst and a 17-year-old girl from West Chiltington, have been taken to Royal Sussex County Hospital with non-life threatening injuries.
The road was closed for about nine hours for rescue, recovery and collision investigation work.
"All fatal road traffic collisions are tragic but even more so when it involves young people just starting out in life.I would appeal to anyone who witnessed the collision and has not yet spoken to officers to please do so as a matter of urgency. We would also like to hear from any other drivers who saw the silver Peugeot or the silver Opel Astra prior to the collision."
A cyclist has been airlifted to hospitalfollowing a serious collision in Horley earlier today.The collision between the bike and a grey Volvo estate, which were travelling in opposite directions, took place near the Gunyah Stud Farm in Redehall Road, Smallfield, at around 11:15am.
Thecyclist, a man in his 30s from south London, was airlifted to Kings CollegeHospital with serious head injuries.
Thedriver of the Volvo, a local man in his 40s, was uninjured.
Theroad is currently closed in both directions between Cross Lane and Plough Road.
A man has been arrested after four people were injured in a motorway crash when a stationary car was hit by two other vehicles.
Emergency crews were called to the southbound stretch of the M23 at junction 9 near Gatwick at about 4am today following the crash involving a silver Mercedes C220 saloon car, which is believed to have been stationary, a green Honda Accord saloon and a silver Renault Megane, Sussex Police said.
West Sussex Fire and Rescue Service had to cut one man free from one of the vehicles and all four casualties were taken to the Royal Sussex County Hospital.
The driver of the Mercedes was arrested at the scene on suspicion of dangerous driving and being unfit to drive through drink or drugs.