Entertainment Tonight.

ET confirmed on Monday that Mike Tyson's four-year-old daughter is on life support at a hospital in Phoenix, AZ. Although the boxer could not be reached for comment the Tyson family released a statement expressing their gratitude for the public's support.

42West a New York Public Relations firm that represents Tyson released the following statement to the Associated Press.

"The Tyson family would like to extend our deepest and most heartfelt thanks for all your prayers and support, and we ask that we be allowed our privacy at this difficult time."

Check back at ET online for more on this developing story.