Mystery illness hospitalizes 'America's Got Talent' winner Michael Grimm

America's Got Talent winner Michael Grimm has been hospitalized for over a week with an unknown illness.
Grimm was placed on a ventilator in the ICU but is now breathing on his own, though still sedated.
Doctors have yet to determine the cause of Grimm's condition or illness.
Grimm will require physical therapy and vocal cord surgery to aid in his long recovery.
Grimm's planned June and July performances have been canceled as he focuses on getting well.