DERBY, Kan. (AP) — A mother has died from injuries sustained in a south-central Kansas crash that killed her toddler daughter over the weekend.

A house supervisor at Wesley Medical Center says 28-year-old Caitlin Wilson died Thursday. The Wichita Eagle reports that she was critically injured Sunday when a vehicle veered into oncoming traffic near Derby. The crash report says Wilson swerved to get out of the way and collided with a pickup truck. The collision killed Wilson’s 23-month-old daughter, Tessa Ann Wilson, and injured the truck’s driver.

The Sedgwick County Sheriff’s Office is still seeking information about a possible third vehicle involved in the crash.

The Sedgwick County Sheriff’s Department reported a vehicle driven by Caitlin V. Wilson was southbound in the 4500 Block of South Rock Road. The vehicle slid across the centerline and collided with a northbound pickup

Anyone who has any information about this vehicle, or anyone who witnessed the collision and has not yet spoken to deputies is asked to call 911 or the Sheriff’s Records Section at 316-660-3888.

A GoFundMe page set up to help with medical expenses for the Wilsons had raised more than $11,000 as of Thursday night.