In January 2013 , Faiths United and other faith leaders wrote another letter to Congress after the Sandy Hook Elementary School shooting in Newtown , Connecticut . In March 2013 , it collaborated with the National Cathedral , PICO National Network , and Mayors Against Illegal Guns to urge new gun laws requiring background checks for all gun sales , banning assault weapons and high-capacity magazines , and making gun trafficking a federal crime
Sandy Hook Elementary School shooting
Sandy Hook Elementary School shooting
Faiths United to Prevent Gun Violence