Police investigating the brutal murder of four students stabbed to death in their beds have backtracked on earlier claims it was a targeted killing.
The town of Moscow, Idaho, US, was left reeling after the four young people Madison Mogen, 21, Kaylee Goncalves, 21, Xana Kernodle, 20 and Ethan Chapin were found dead on November 13.
From early on in the investigation police have said the attack was likely targeted.
