On December 1 , 1936 an agent of a labor contractor murdered Duyungan and Secretary Aurelio Simon .
The CWFLU , under the leadership of its first President , Virgil Duyungan , was chartered as Local 19257 by the American Federation of Labor in 1933 .
On December 1 , 1936 an agent of a labor contractor murdered Virgil Duyungan and Secretary Aurelio Simon .
The CWFLU , under the leadership of its first President , Virgil Duyungan , was chartered as Local 19257 by the American Federation of Labor in 1933 .