US mother jailed for 20 years after fatally poisoning her 5 year old son 1:34pm April 9, 2015 Ref: http://www.9news.com.au/world/2015/04/09/12/16/20-years-for-woman-who-poisoned-son-with-salt Lacey Spears. (AAP) A US woman from New York state who killed her five-year-old son by poisoning him with salt has been jailed for 20 years. Overnight Judge Robert Neary said while Lacey Spears, 27, suffered from the ...