A Perth mother will spend at least 18 years in jail for stabbing her husband to death as he slept in their home, before turning the kitchen knife on two of her young sons. Cara Lee Hall, (pictured with husband Glenn), was found guilty in a 2017 trial of murdering 33-year-old Glenn Hall at the family’s home in the southern Perth suburb of Leda in December 2015, before attacking two of their four sons, who at the time were aged 11 and 4. Mr Hall was stabbed more than 16 times as he slept on a mattress. Hall then called triple zero and said she had stabbed her husband because he was trying to kill her and their children. The court heard Hall was having paranoid delusions that her husband was trying to kill the children or that he was trying to sell them into the sex trade. She also…