A young person is fighting for her life at CHEO following a single-vehicle crash at March and Thomas Argue roads, near the Carp airport, on Sunday morning.
The incident took place around 1:25 a.m. when the driver lost control and crashed into a tree, according to Ottawa police.
Four people were in the vehicle, with the child being the most seriously injured.
Anyone with information should contact Ottawa police at 613-236-1222 ext. 2478 or Crime Stoppers at 613-233-8477 (TIPS).