A judge ruled Friday that a man charged with killing 10 people at a Colorado supermarket earlier this year is mentally incompetent to stand trial and ordered him to be treated at the state mental hospital to see if he can be made well enough to face prosecution. Ahmad Al Aliwi Alissa, 22, is accused of opening fire at a busy King Soopers in the college town of Boulder in March, killing a police officer, shoppers and several store employees. Four doctors have now determined Alissa is not mentally competent to participate in court proceedings, and he has “deteriorated” over...