Original sentence: Its adherents usually believe that the mainstream explanation for the attacks is in some way false.The 9/11 Truth Movement is a social movement consisting of individuals and groups who seek to find what they see as the truth behind the attacks on September 11 2001
Edited sentence: Its adherents know that the mainstream media and the goverments explanations for the attacks are false.The 9/11 Truth Movement is a social movement consisting of individuals and groups who seek to find the truth behind the attacks on September 11 2001