Nathan Walpow's Joe Portugal mystery series includes four novels and a threatening-to-be-resurrected serial. His latest, Push," a novella in which professional wrestling turns all too real, is available from Fight Card Books. It's an expansion of "Push Comes to Shove," which was selected for the Best American Mystery Stories series. His novella Logan's Young Guns, the start of a new series, is available as a paperback and an e-book; his most recent short, "A Good Day's Work," appeared in Orange County Noir. Nathan is a past president of the Southern California chapter of Mystery Writers of Ame...