An autopsy has determined that a Vermont man's death was “not suspicious” as he awaited trial on charges he killed his mother at sea in a scheme to inherit millions of dollars.

Federal authorities say the man charged with killing his mother at sea during a 2016 fishing trip off the coast of New England has died in jail while awaiting trial.

A federal judge in Vermont has ruled that the man charged with killing his mother at sea during a 2016 fishing trip off the coast of New England in a plot to inherit millions of dollars will remain detained pending trial.

Nearly six years after Nathan Carman told authorities his mother drowned at sea off the coast of New England, he has been indicted in her killing.

A 28-year-old man who was rescued from a raft off the coast of New England in 2016 after his boat sank has pleaded not guilty to charges he killed his mother at sea to inherit the family's estate.