As part of the on-going series "Pioneros: Latino Firsts," CNN's Don Lemon profiles former Education Secretary Lauro Cavazos, the first Hispanic to hold a cabinet-level post in a presidential administration.

When heavyweight boxer John "The Quiet Man" Ruiz defeated defending champ Evander Holyfield in 2001, he became the first Hispanic to hold the WBA title. CNN's Don Lemon spoke with Ruiz about what it means to be a Latino pioneer.

"Pioneros: Latino Firsts"

CNN's Brianna Keilar sits down for a one-on-one interview with Hilda Solis, the first Latina Secretary of Labor. The secretary also takes Keilar on an insightful tour of her office at the Department of Labor. The interview inaugurates CNN's new series, "Pioneros: Latino Firsts."