This was a warm day in August—a very warm day. Slim Coleman, my partner in detection work, says the sun is ninety million miles away, but this day it must have sneaked up pretty close. You could even see the heat waves coming up off the sidewalk. You can't fry an egg on the pavement in Fort Worth, though, because you can't stay out in the sun that long. I mopped my brow, slung the water off my fingertips, and went into the lobby of the National Bank Building. The washed air made it cool and nice