Meet the astrophysicist who inspired NASA's first solar probe
One week from today, NASA is set to launch a unique space mission that may revolutionize our understanding of the sun. The Parker Solar Probe will fly right through the sun's outermost atmosphere – the first spacecraft ever to do so. The roughly 90 million-mile mission has another distinction: the probe is named for a 91-year-old living scientist. Barry Petersen reports.