As Mexican families prepare for Day of the Dead celebrations, altars are set up to welcome back loved ones under the belief that they return home for one night each Nov. 2.

Day of the Dead is a tradition in Mexico and across the world in early November to honor the memory and contributions of the departed.

Native to Mexico, the cempasúchil, or marigold, is recognized as the ceremonial Day of the Dead flower—and is used to guide the spirits of our loved ones back home.

Farmers, who depend on the ebbs and flows of the weather to cultivate their crops, are on the front line on the climate crisis. This year alone, cempasuchil producers said they lost up to half their flower crop from heavy rains and flooding.

Día de los Muertos, or Day of the Dead, which happens this weekend, is celebrated in communities across the U.S. The primarily Mexican holiday is rooted in the belief that the veil between the mortal and immortal worlds thins, allowing deceased spirits to cross over to the living world to be with loved ones.

Mexican mayor, Carlos Manzo Rodríguez, was tragically assassinated during Day of the Dead festivities in Mexico's Michoacán state. Known for his strong stance against violent drug cartels, Manzo was shot in a public plaza.

Day of the Dead, or Día de los Muertos, is a vibrant festival that honors those who have passed, blending ancient Aztec rituals with Catholic traditions into a celebration that unites families and communities across Mexico.

Carlos Manzo, the mayor of Uruapan in the Mexican state of Michoacan, was shot and killed during an event marking the Day of the Dead.