Flying Mars chopper snaps image of lonely Perseverance rover

Look closely. Nope, even closer.

Can you spot a lonely robot in the windswept Martian desert?

While in mid-air during its third historic flight on Mars, the 19-inch-tall Ingenuity helicopter snapped an image of the rocky Martian terrain below. If you look in the far upper left of the photo (taken on April 25), you can see...