New Delhi, Feb. 28 -- The faces of Mexico's disappeared paint the streets of Mexico's second biggest city.

Thousands of fliers reading "We miss you," "have you seen her?" and "we're looking for you" line buildings, monuments, lamp posts, parking meters, tree pots and bus stops.

Workers bustle by them in throngs in the center of Guadalajara. Men play basketball on courts surrounded by them. And a steady stream of cars pass by them every day.

The fliers are woven into daily life in the heart of Mexico's forced disappearance crisis: the state of Jalisco.

The state, which was marked by an explosion of violence on Sunday following the killing of Mexico's most powerful cartel leader, known as "El Mencho," is among those with the highest num...