The page linked to in the OP has a link at the bottom which takes you to www.redflagnews.com
They show what appears to be a letter which backs this up.
This link goes to the red flag site: http://redflagnews.com/headlines/dis...-or-ammunition
The letter can be viewed by clicking on the documents at the bottom of that page. They are in correct page order left to right.
NRA Chief Range Safety Officer, Home Firearms Safety, Pistol and Rifle Instructor
"There are three classes of people: those who see, those who see when they are shown, those who do not see."
Leonardo da Vinci