Clinical Trials Underway In Race For Coronavirus Vaccine | NBC Nightly News

Vaccines normally take 10 to 15 years to produce, but worldwide, there are dozens of vaccine candidates with two clinical

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The Emotional Health Challenges Many American Military Children Face | NBC Nightly News

We first met 9-year-old Luca Cesternino in a powerful video of him reuniting with his dad after a long deployment.

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