20/02/1999 Gene Siskel – legendary American film critic of the Chicago Tribune – passes away following complications from brain surgery aged 53
Roger Ebert on the death of Gene Siskel
JOHNNY CARSON INTERVIEW SISKEL AND EBERT Feb 28 1986
Roger Ebert on meeting Gene Siskel - EMMYTVLEGENDS.ORG
Letterman: Siskel & Ebert interview 
Gene Siskel - Childhood Movie Theater 1989
Gene Siskel underwent a surgery after being diagnosed with a cancerous brain tumor during spring in 1998. Next year, at the beginning of February, Seskel took a leave of absence, expecting to be back by fall. Soon after, he underwent another surgery, which, however came with complications, resulting in his premature death.