New York Police Commissioner Raymond Kelly said Sian Green, the British woman who had part of her leg severed in a collision involving a taxi in Manhattan, remains sedated in hospital.
Police said the taxi driver had been issued with a summons for being an unauthorised driver of the car.
Mr Kelly said the incident remains under investigation and the driver could face other charges.
More top news
It is not clear yet whether there were any injuries during the crash near Lockhart, Texas.
The author of the beloved children's books series said it felt 'wonderful' to launch the stage play on the West End
Thousands of people marched in support of Scottish independence supporters marched through Glasgow.