Alejandro Chacon, 20, arrested for first-degree murder in Andrea Martinez's shooting death in Pueblo, Colorado.

A 20-year-old man, Alehandro Chacon, has been arrested and charged with first-degree murder in the shooting death of 47-year-old Andrea Martinez in Pueblo, Colorado. The arrest follows an investigation into the August 14 killing, which is the ninth homicide in Pueblo this year. Chacon faces a $1,000,000 cash-only bond.