Mariners Blow Late Lead as A's Walk Off 8-7, DarkHorse Pick Craters

So much for that 19-1 demolition carrying over. The Mariners coughed up a late lead and stumbled to an 8-7 walk-off loss in Oakland, torching our -145 play in the process. Bryce Miller's supposed pitching edge? Evaporated. The Mariners built a lead behind their offense—Arozarena and company showed up—but Miller and…