> every month is black history month on "politics nation," every episode really, and actress nichelle nicholsn screen pioneer who changed the face of space in the late 1960s as lieutenant uhura. a new documentary looks at how nichols diversified our space race off camera a decade later. as woman in motion documents how the actress responded to nasa's call to help find pilots for its shelter program with the question you just heard. where are my people? joining me now civil rights attorney ben crump, one of the film's producers, and todd thompson, director of "woman in motion." let me go to you. first of all, both of you we need talk for those too young to understand about just what made nichols depiction of lieutenant uhura on the original "star trek" so ground breaking. what did nichols bring to request "star trek" and what did that series bring to the world? let me start with you, todd. >> thanks, reverend. you know, really i mean, just the fact that we had a black woman on television at a time when that just was very uncommon, never really seen much in a leadership role. most african-ameri