Elli stands quickly after remaining still for several minutes as she looks off down the street.. 
She can still see it falling from the sky, she knows that it happened in the past but to her it's as if the event was forced to endlessly repeat that tragic day. Scaning the now around her she runs and launches herself off the roof in what to others would appear a suicidal leap of faith.
She's already judged her safest route long before she took her jump. She lands rolling to a stop then takes off at a dead run down the street towards the crash site. She knows that the government types will have swept all the wreckage they could find but her advantage is that she can see it all.
She soon arrives at the area she was looking for and watches as the pieces fall and later as they are retrieved. The Government types do a good job cleaning up but even they can't see it all. She moves deliberately towards one of those pieces and retrieves it. Once she has her prize she doesn't linger less she find herself caught by government or zombie. 
She heads once more for safety so that she can perform another history search. She knows if she can then she'll be able to trace the craft's point of origin and what happened to it and Tox