David Gergen : President Obama 's stance on immigration is a troubling move . In nearly all the big examples of the past -- like the Emancipation Proclamation -- they were also acting as commander-in-chief . Gergen says Obama 's action is of questionable legality and sets a bad precedent . I want the parties to come together and ask Congress to set precedent , he says .
David Gergen : President Obama 's stance on immigration is a troubling move . Gergen says Obama 's action is of questionable legality and sets a bad precedent . I want the parties to come together and ask Congress to set precedent , he says .