Coughlin was arrested , but his murder conviction was reversed on appeal , and he was acquitted in a retrial .
Through contacts , Dunne discovered that Coughlin had hired a horse and buggy matching the description of that which had taken Cronin , and stopped the presses .
Coughlin was arrested , but Coughlin 's murder conviction was reversed on appeal , and he was acquitted in a retrial .
Through contacts , Dunne discovered that Coughlin had hired a horse and buggy matching the description of that which had taken Cronin , and stopped the presses .