People take once unthinkable precautions as police search for the Kentucky highway shooter The Associated PressNeighbors say Kentucky highway shooting suspect threatened them with rifle: “I’ll just kill you” CBS NewsSuspected Kentucky interstate shooter has military background, still on lam 48 hours after attack Fox NewsAdvocates of bipartisan CARR bill say Kentucky I-75 shooting could’ve been prevented WLKY LouisvilleSuspect said he planned to ‘kill a lot of people’ before I-75 shooting Courier Journal