The child was hospitalized in critical condition with a brain injury after the accident.
CNN contacted the Kansas City police for additional details.
Reid, the son of Chiefs’ head coach Andy Reid, was placed on administrative leave after being involved in a multiple vehicle accident earlier this month. And last week, reports from ESPN and the NFL Network revealed that he was no longer an employee of the team.
League sources told ESPN and the NFL Network that the 35-year-old’s contract expired after the team’s defeat at the Super Bowl LV.
In an earlier statement after the accident, the chiefs said they were in the process of collecting information about the incident and “will continue to assist local authorities as requested”.
“Our focus remains (the girl) and her family. We reach out to the family to offer our support and resources to them during this difficult time, and we will continue to pray for their recovery,” said the Chiefs earlier.