All-Star Comics #2

While flying over the city one evening looking for a hint of crime, Hawkman spots the Police leaving a suburban home. Investigating, he discovers the body of a woman inside who appears to have drowned, and a glass knife near her body. Taking the knife with him, as Carter Hall he researches the knife and finds that it was involved in Aztec ritual involving Yum-Chac, their rain god. Carter decides to visit an Aztec specialist about it and discovers he has been tied up, and learns that his sister has been kidnapped to be sacrificed to the Aztec god. Immediately Hawkman heads out to rescue her.