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This is CBS Eye on the World. Here's John Batchler.

David Livingston, Dr. Space of the Space Show, my colleague, co-host and co-pilot,

as we head to the planet Mars, and we're very pleased to welcome a guide,

an interdisciplinary scientist supporting Sherlock instrument on Perseverance, Mars 2020.

Meet Sonanda Sharma, postdoctoral fellow at JPL, part of the Planetary Geosciences Group.

Sonanda, it's wonderful to have you here to interpret some of these spectacular reports,

what they all mean. I read from most recently Perseverance, Exploring Jiserro Crater,

collected his 13th drilled out rock core in recent days.

A beautiful site for collecting Lucky Rock Core 13, said JPL officials,

currently nerding out over this fine grain sample. All right, stop there.

You're collecting samples on the surface of Mars. The theory is that someday they'll be returned.

We want to speak about what you're hoping to find in those samples.

But I begin with a word that is used in many of the headlines about Perseverance now.

Perse has found organics. What does that mean, Sonanda?

Is that something that squirms? Is that something that could squirm good evening to you?

...