(CNN) - Republican congressional candidate Tim Donnelly of California called then-President Barack Obama a secret Muslim and terrorist sympathizer on his old radio program, a CNN KFile review has found. Donnelly also said that Loretta Lynch was nominated by Obama for attorney general either because of her "skin color" or her "anti-American" attitude and endorsed a conspiracy theory the death of Freddie Gray was a false flag by the Obama administration and their allies to impose martial law. Donnelly, a former state assemblyman, is challenging incumbent Republican Rep. Paul Cook in California's 8th District, which runs along the eastern border...