This Feb. 18, 2021, photo provided by NASA shows the Perseverance rover lowered toward the surface of Mars during its powered descent.

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Host Carol Hills speaks to NASA aerospace engineer Diana Trujillo, who worked both on the robotic arm of the Perseverance rover and hosted the broadcast.

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This Feb. 18, 2021, photo provided by NASA shows the Perseverance rover lowered toward the surface of Mars during its powered descent.

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NASA via AP

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