El Mencho was the last of the old guard—the final mass-trafficking titan standing alongside El Chapo and El Mayo—now fallen, marking the end of an era in Mexican organized crime. The era, typified by fame and big names splashed across books,

Americans should consider canceling their spring break plans to Mexico after cartel violence engulfed Puerto Vallarta the killing of the country’s most brutal drug lord “El Mencho” last weekend, according to a top travel security expert.