Potato farmer-turned-NASA engineer wants to visit Mars

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Marleen Martinez Sundgaard works at the NASA Jet Propulsion Laboratory in Pasadena and dreams of visiting Mars. Photo courtesy of NASA/JPL-Caltech/IPGP

The daughter of Mexican migrant field workers is now an engineer at Pasadena's Jet Propulsion Laboratory. She dreams of being an astronaut and visiting Mars. Also, should we be worried about a "swarm" of earthquakes in the Inland Empire?