Maddie Aldridge, the 8-year-old daughter of Jamie Lynn Spears, is in critical but stable condition after her ATV accident ... sources connected with the family tell TMZ.
As we reported, Maddie was on a Polaris off-road vehicle Sunday when it flipped over, sending her into a lake where she was submerged for several minutes.
We're told Maddie was unconscious and taken to a local hospital, where she was airlifted to a New Orleans hospital.
Our sources say Maddie, the niece of Britney Spears, was seriously injured but doctors say she's critical but stable.
Story developing ...
Waiting for your permission to load the comments.