Moongazers gathered in Chile, Argentina and Venezuela to observe a total lunar eclipse. The events happen when the moon, Earth and sun align just so. The Earth casts a shadow that can partially or totally blot out the moon. (AP Video by Victor R. Caivano, Mauricio Cuevas, and Juan Arraez)

“Blood moon” lunar eclipse seen across South America

Moongazers gathered in Chile, Argentina and Venezuela to observe a total lunar eclipse. The events happen when the moon, Earth and sun align just so. The Earth casts a shadow that can partially or totally blot out the moon. (AP Video by Victor R. Caivano, Mauricio Cuevas, and Juan Arraez)