In his post below, Sean Long writes: "With the new movie, “César Chávez,” released on Friday ahead of his March 31 birth date, immigration activists have once again begun invoking Chávez's legacy.  Ignoring his actual views, the media have also linked Chávez to the fight over illegal immigration and amnesty. 
Chávez reportedly compared La Raza to Hitler and called for increased enforcement against illegal immigration but liberal media outlets ignore these statements while using his legacy to promote their own agenda on immigration and identity politics."

What type of bias does the excerpt below highlight?