LEFTISTS: THE WORLD IS WAY OVER POPULATED WITH PEOPLE, AND IT WILL COLLAPSE AND BE DESTROYED IF HUMANS DON'T DRASTICALLY REDUCE HOW MANY OF US THERE ARE ON THIS PLANET. ALSO LEFTISTS: THERE IS PLENTY OF ROOM IN AMERICA FOR EVERYONE IN THE WORLD TO COME HERE AND LIVE, AND AMERICA SHOULD WELCOME THE HUNDREDS OF MILLIONS OF PEOPLE FROM AROUND THE WORLD WHO DO WANT TO COME HERE.