Police say a vehicle collided with three teenagers, two riding a bike and another on a scooter.
Three men charged following the attack appeared at court this morning, and have since been remanded in custody.
Cambridge Men make it four in a row on the Thames as Oxford Women win their first Boat Race since 2016.
Roberto Mazzarella has been on the run for more than a year and was living under a false name, police say.
A former US marine tells the BBC the priority of any recovery team would be to look for signs of life.