Authorities say a 7-year-old girl died, and three other people were injured in a single-vehicle crash Monday evening in Grady County.Get the latest news stories of interest by clicking here.An Oklahoma Highway Patrol collision report says a 2023 GMC Terrain crashed around 6:20 p.m. on County Road 1290/County Street 2780 near Pocasset. The circumstances surrounding the crash are under investigation.A 7-year-old girl was taken to Grady Memorial Hospital in Chickasha, where the collision report says medical staff pronounced her dead. The Oklahoma Highway Patrol did not release the girl's name because of her age.>> Download the KOCO 5 AppThe driver was taken to OU Medical Center in Oklahoma City in critical condition. The report says a 5-year-old boy was admitted to OU Children's Hospital in stable condition, and a 10-year-old girl was admitted in fair condition.The Oklahoma Highway Patrol collision report says all four people were from Verden.Top Headlines Could the nation's second tallest building be built in OKC? Video: Woman uses 'mom voice' to scare away moose that was chasing her dog Pronouns, gender identity back in spotlight at Oklahoma Department of Education First baby African elephant born at Disney’s Animal Kingdom in 7 years, park says Shawnee passes ordinance to fine people experiencing homelessness if they're in certain areas