He has been out of hospital for five weeks, but it feels more like seven days for Fitzgerald who suffered severe neck and back injuries in a fall at the second fence of the Grand National.
On a late Los Angeles afternoon last fall, up a steep and winding road in lower Benedict Canyon, a covered chain-link fence and a dense covering of trees and shrubs blocked most views of the mansion of Mr. Pritzker, part of the Chicago real-estate family and a billionaire co-founder of private-equity firm the Pritzker Group.