Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: A couple who adopted their seven-year-old son from a meth-addict are convinced his obsession with knives and blood means he may kill someone soon. Kim and her ex-husband, Ryan, adopted Rylan when he was a baby - his mother was addicted to drugs and both his biological parents had bipolar disorder. But the pair are now both terrified his aggressive behavior means he will harm someone and appeared on the Dr Phil show to beg for help. SCROLL FOR VIDEO A couple who adopted their seven-year-old son Rylan from a meth-addict,  are convinced his obsession with knives and blood mean he may kill someone soonKim and her ex-husband, Ryan, adopted Rylan when he was a babyMother was addicted to drugs and both his parents had bipolar disorderKim claims aged 18 months old, Rylan held his breath until he passed outShe says her son has an imaginary friend called Bleeder - and he says the character tells him to kill his entire family with knives 
 Question:Rylan's father, _ said: 'We have not lived a normal day in probably the last three years.'

Ryan