Tadgh O’Sullivan, 59, and his sons Mark, 26, and Diarmuid, 23, were found dead with gunshot wounds at the family farm in Kanturk, County Cork, Ireland, in an apparent murder-suicideVideo UnavailableA 12-page note was found on the body of one of two brothers found dead with their father on the family farm in Ireland. The note was found on Diarmuid O'Sullivan after he was discovered dead alongside his father, Tadgh, on the County Cork property. Gardai are investigating the suspected murder-suicide, and the possibility that the killing of the second brother, Mark O'Sullivan, may have been...…Tadgh O’Sullivan, 59, and his sons Mark, 26, and Diarmuid, 23, were found dead with gunshot wounds at the family farm in Kanturk, County Cork, Ireland, in an apparent murder-suicideVideo UnavailableA 12-page note was found on the body of one of two brothers found dead with their father on the family farm in Ireland. The note was found on Diarmuid O'Sullivan after he was discovered dead alongside his father, Tadgh, on the County Cork property. Gardai are investigating the suspected murder-suicide, and the possibility that the killing of the second brother, Mark O'Sullivan, may have been...WW…