legalize illegals and thereby increase competition for job openings....their base, the young and/or low skilled and/or gov't dependent and/or hyphenated Americans can take a back seat to the new lot of low skilled hyphenated Americans.
But that is the voting base for the Democratic Party. This is how they get the vast majority of their voters. This is the same reason the Democrats always fight having to show an ID when voting, etc. It blocks their voting base and hinders the illegal voting effort that put them in office/power.