Olivia Kolek was crossing Station Road in Rowley Regis, West Midlands, when she was struck by a silver Mercedes near the railway station on New Year's Eve in 2021.
Myra Tahseen was struck by an oncoming vehicle, believed to be a Range Rover, outside her home in Rochdale after she ran into the road while playing in the garden.
Oasia Barnes, of Gary, Indiana, is on trial this week after being accused of kidnapping the girl and her father from the home before viciously assaulting her.
A four-year-old girl was found in her New York home last month after her mother Lisa Cotton, 38, and her brother Nazir Millen, eight, were found dead by Cotton's eldest daughter.
Merseyside Police said armed police were called to Whitefield Drive in Westvale, Kirkby, at about 8.25pm on Wednesday following reports of two teenagers being stabbed.
The car had been travelling westbound along Ashfield Road, Rochdale, at around 5.35pm on Monday, April 28, when it struck the girl who had entered the road.
A girl, 14, has been detained for 15 years for the attempted murder of two teachers and another pupil at a school in Ammanford, south Wales, in April last year.