A four-part exploration of immigration follows immigrants as they come to the U.S. in search of economic opportunity, and artistic and religious freedom. Also: a look at women facing gender-based oppression in their homelands. Executive producer David Grubin's credits include profiles of Lyndon Johnson, Franklin and Theodore Roosevelt, Harry Truman, Abraham and Mary Lincoln and Napoleon for PBS.
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TVGuide.com editors break down theories about what's coming up on The Walking Dead