Their mission statement (http://www.mamsm.info/mission.htm) affirms:
Mainstream Media has been reporting false/fake details in an attempt to gain support in doing away with the 2nd amendment. Another way Mainstream Media is used is to fabricate statistics and gain support in getting rid of constitutional and/or civil rights.
This is a movement well worth supporting not only to restore our gun rights but all our rights. See you outside a television studio on April 19th (http://www.mamsm.info/events.htm