home in Stoneham , Massachusetts . Mark Kerrigan , through his attorney , has denied any responsibility in his father 's death . Daniel Kerrigan 's death was ruled a homicide by the medical examiner , but Middlesex County prosecutors have not said whether other charges might be filed against the younger Kerrigan in light of the finding . The Kerrigan family has said , in a statement released through their attorney , that they believe the medical examiner 's finding to be `` premature and inaccurate . '' `` The Kerrigan family does not blame anyone for the unfortunate death of Dan Kerrigan , who had a pre-existing heart condition , '' said the family statement , released by attorney Tracy Miner . According to Middlesex County Assistant District Attorney Elizabeth Keeley , police responded to a 911 call at approximately 1:30 a.m. January 24 from Brenda Kerrigan , wife of Daniel and mother to Mark and Nancy Kerrigan . Keeley told District Court Judge Mark Sullivan during the arraignment for Mark Kerrigan that there was a violent argument and struggle between the father and his son , resulting in the elder Kerrigan falling or collapsing on the kitchen
-LRB- CNN -RRB- -- The brother of skater Nancy Kerrigan , charged with assault and battery in an incident involving his father , was released on bond , authorities said Wednesday . Mark Kerrigan posted the previously set $ 10,000 bail and was released from custody , according to the Woburn District Court Clerk 's office in Massachusetts . Kerrigan , 45 , was fitted with a tracking device and under conditions of his release is not allowed to leave his home other than to visit his attorney , the clerk 's office said . He also is forbidden to use any drugs or alcohol other than prescription medication , can have no access to weapons and must have mental health counseling . `` The Kerrigan family is delighted to have Mark back with them , '' family spokeswoman Nancy Sterling said in a statement . `` They ask that you respect their privacy as they welcome Mark home . '' He was arraigned in January and pleaded not guilty to charges he assaulted his father , Daniel Kerrigan , 70 . The elder Kerrigan died January 24 after an alleged altercation with his 45-year-old son at the family 's