National Public Radio’s Mandalit del Barco, right, records a conversation with senior Alejandra Ponce de Leon after her final performance with Mariachi Cuicacalli during Footsteps Across the Americas April 12 in Whitaker Hall. Sponsored by WUSTL’s Annika Rodriguez Scholars Program, the event was the third annual symposium on Latino contributions and featured 25 student exhibitions, in addition to del Barco’s keynote address.