NEW CHESHIRE, England (AP)  — This is the last known photograph of Leia J. Purrington, taken a split-second before the comet struck Earth. Though unconfirmed, she is rumored to have survived the near-extinction-level impact using her acute feline reflexes, her ability to adapt to underground living and her expertise in coercing humans — what’s left of them — to do her post-apocalyptic bidding.