Issue Nightwing 71 Subtitle Something About Mary Date September 2002 Writer(s) Devin Grayson Artist(s) Rick Leonardi, Jesse Delperdang storyline Officer Grayson met a former FBI agent, Catalina Flores, while teaching a self-defense class.  After his shift, Nightwing called Oracle - BPD set up a bomb in the hotel room of Mary Wallmer. As he tried to save the woman from her "guards" (also BPD), she shot him. He watched as Mary's escort shot it out with unmarked officers. His pursuit came up short - she hopped on a plane. Oracle informed him that Mary was Police Chief Redhorn's wife.