Note: we are republishing this story which originally made the news in December 2020. A Mother’s Relentless Fight Against a Ruthless CartelMiriam Elizabeth Rodríguez Martínez, a mother from San Fernando, Tamaulipas, Mexico, waged a fearless battle against the Los Zetas Cartel after her daughter, Karen, was kidnapped and murdered in 2012. Despite paying the ransom,…