US police assess rise in threat tips after 3 mass killings It had every one of the makings of a slaughter. Six weapons, including a Colt AR-15 rifle. Around 1,000 rounds of ammo. An impenetrable vest. Furthermore, a furious Southern California man who threated to slaughter his colleagues at a lodging and its visitors. Be that as it may, a concerned associate interceded, cautioning specialists who captured 37-year-old Rodolfo Montoya, a cook at the Long…"US police assess rise in threat tips after 3 mass killings"