The family history of poets Ted Hughes and Sylvia Plath took another tragic turn Monday when it was revealed that their son had committed suicide after battling depression. Nicholas Hughes, whose mother gassed herself in 1963 at her London home while her two children slept in the next room, hanged himself at his home in Alaska, his sister Frieda told The Times newspaper. Hughes, 47, was unmarried with no children of his own and had until recently been a marine biologist at the University of Alaska Fairbanks
