Fearful that Farrar would not survive the proceedings , and knowing that his testimony was key to their case , prosecutors videotaped his testimony beforehand .
Michael Farrar underwent surgery in December 1995 to treat an abscess in his brain caused by the poisoning .
Fearful that Michael Farrar would not survive the proceedings , and knowing that Michael Farrar 's testimony was key to their case , prosecutors videotaped his testimony beforehand .
Michael Farrar underwent surgery in December 1995 to treat an abscess in his brain caused by the poisoning .