Prosecutor Elizabeth Keeley, right, holds a picture of Daniel Kerrigan's heart as chief medical examiner of Massachusetts Henry Nields testifies during the Mark Kerrigan trial at Middlesex District ... more 
Prosecutor Elizabeth Keeley, right, holds a picture of Daniel Kerrigan's heart as chief medical examiner of Massachusetts Henry Nields testifies during the Mark Kerrigan trial at Middlesex District Court, in Woburn, Mass., Wednesday, May 18, 2011. Kerrigan, not photographed, brother of Olympic figure skater Nancy Kerrigan, is charged with manslaughter in the January 2010 death of their father, Daniel Kerrigan. less 
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Associated Press | Photo By Bizuayehu Tesfaye, Pool
Wed, May 18, 2011 11:30 AM EDT