BEHIND THE HEADLINES: HAITI –Martha Teichner looks at the historical roots of the unrest and the current crisis in Haiti.ON BROADWAY … THE NOTEBOOK –David Pogue talks with bestselling author Nicholas Sparks about turning his novel The Notebook into a new Broadway musical.IN CONVERSATION – CHRISTINE BLASEY FORD – Tracy Smith sits down with Christine Blasey Ford, who has a new book on her Senate Judiciary testimony alleging a sexual assault by now Supreme Court Justice Brett Kavanaugh. Kavanaugh maintains it never happened.SUNDAY PROFILE: KEN JENNINGS – Luke Burbank profiles all time "Jeopardy!" champion and new host Ken Jennings.POSTCARD FROM DUBLIN – In honor of St. Patrick's Day, Conor Knighton visits the Emigration Museum in Ireland.GENTLE GIANTS – Lee Cowan meets Danish artist Thomas Dambo, who builds giant trolls from recycled wood and has placed them in outdoor spaces in 17 countries worldwide.A WALK-THROUGH HISTORY – Mark Whitaker tours the new Freedom Monument Sculpture Park in Montgomery, Ala.