Halloween is here. Out with the normal, in with the zombies, ghouls and ghosts . . . and all of your favorite customs. From trick-or-treating to haunted houses, how are the customs of this holiday changing in Kansas City? Plus, one Kansas City cardiologist recently branched out to make an evolutionary case for homosexuality. Guests: Carrie Randle, single motherMichele Smirnova, sociologist, UMKCClare Roth, talk show producer, Iowa Public RadioJames O'Keefe, director of preventative cardiology,