BROCKTON — The 22-year-old Duxbury man found guilty of involuntary manslaughter in the 2021 drowning of his father has been ...

Prosecutors say Jack Callahan, now 22, dunked 57-year-old Scott Callahan's head underwater in a Duxbury pond in June 2021, killing him. Jack Callahan did not testify in his own defense.

The Patriot Ledger reported that witnesses were called last week to testify in the trial that will determine whether Jack Callahan ... at a local pond near their Duxbury, Mass., ...