TODAY 3rd Hour: Prince Harry heads to court. Treating summer headaches & migraines. Grit: Trailblazing astrophysicist. Kaley Cuoco live on TODAY.

<p>Prince Harry set to testify in his battle against the British tabloids. Also, TODAY’s Checklist: Dr. Gayatri Devi in studio 1A to share some tips on how to treat summer headaches and migraines. Plus, Grit: the inspiring story behind astrophysicist Sarafina El Badry and how she’s breaking barriers in a male dominated field. And, Kaley Cuoco live on TODAY to talk about her role in the new dark comedy “Based On A True Story.”</p>