TULSA, Oklahoma - Five people were critically injured in Saturday's crash, including Leo Schmitz. The American Airlines employee was at the parade with his wife, who was treated for a leg injury.

He remains in critical condition at OU Medical Center in Oklahoma City.

Kelly Murphy and Diana Rodriquez were also critically injured. They're patients at St. John Medical Center in Tulsa. We learned Monday that Murphy's condition improved to serious.

Sheri Bates received a head injury and is in critical condition but her family says doctors expect her to recover.

Kayleigh Atwell was also brought to St. John. She's one of 12 people taken to hospitals in either good, fair, or stable condition. Madison Atwell, a 7-year-old Skiatook girl, has six broken ribs, a bruised lung, a concussion and 23 stitches.

She is awake, talking and doing much better Monday. Maddie even got a visit from some Thunder stars at the hospital in OKC.

Thirty others were treated and released after the crash. 

Four were killed.

OSU President Burns Hargis posted a video message to all those affected by the parade tragedy and thanked the men and women who have and continue to help. Watch his message here.