Heat Waves, Taiwan, Michael J Fox

<p>Hosted by Jane Pauley. In our cover story, David Pogue explains the "heat dome" behind record-breaking temperatures. Also: Jane Pauley talks with actor Michael J. Fox about his Parkinson's; Robert Costa interviews GOP presidential candidate Chris Christie, former governor of New Jersey; Elizabeth Palmer examines the threat to Taiwan's democracy posed by nearby China; and David Martin witnesses troops training in mine-clearing exercises.</p><p>See Privacy Policy at <a href="https://art19.com/privacy" rel="noopener noreferrer" target="_blank">https://art19.com/privacy</a> and California Privacy Notice at <a href="https://art19.com/privacy#do-not-sell-my-info" rel="noopener noreferrer" target="_blank">https://art19.com/privacy#do-not-sell-my-info</a>.</p>