‘Why did you do this?’ Grieving Maine families grapple with unanswered questions after man accused of killing 18 people is found dead

​ Maine families grieving their loved ones are also grappling unanswered questions after police found the body of the US Army reservist accused of carrying out the deadliest mass shooting in the United States this year – a rampage that left 18 people dead. Read More Breaking News, Latest News and Videos | CNN