Las Vegas shooter left behind calculations for targeting crowd

A handwritten note in Stephen Paddock’s hotel room contained calculations pertaining to the distance and trajectory from his 32nd-floor window to the crowd of concertgoers he targeted below, according to a law enforcement source with knowledge of the investigation. CNN has previously reported that a note containing only numbers was found in the room. Those numbers were characterized as being significant to the gunman. CBS News’ “60 Minutes” first reported that Paddock&rsq