TODAY 3rd Hour: Preparing for summer travel surge. Inside look at race to Mars. LinkedIn’s guide for new grads. New documentary “Anxious Nation.”

<p>Sam Brock shares everything you need to know ahead of Memorial Day weekend travel. Also, an inside look at last night’s historic launch at the Kennedy Space Center. Plus, LinkedIn editor-in-chief Dan Roth highlights the top jobs, industries and cities perfect for new class job seekers. And, a new documentary called “Anxious Nation” is shining a light on kids who are struggling with anxiety. </p>