TODAY 3rd Hour: New groundbreaking study on women and Alzheimer’s. Holly Hunter on “Mr. Mayor” season two. Judy Greer on “The Thing About Pam.”

<p>Maria Shriver and Cleveland Clinic’s Dr. Andre Machado announce a new partnership and a groundbreaking brain study on women and Alzheimer’s. Plus, Holly Hunter stops by Studio 1A to chat about season two of “Mr. Mayor.” And, Judy Greer talks about starring in NBC’s new series “The Thing About Pam” based on the Dateline podcast.</p>