Via reader Sean: This, from Grantland's Jonah Keri, is an astute and comprehensive piece of baseball analysis about the baffling collapse of the A's since the trade deadline. This, from the San Francisco Chronicle's Bruce Jenkins, is not. [Grantland

PublishedSeptember 11, 2014

Via reader Sean: This, from Grantland's Jonah Keri, is an astute and comprehensive piece of baseball analysis about the baffling collapse of the A's since the trade deadline. This, from the San Francisco Chronicle's Bruce Jenkins, is not. [Grantland | SF Chron]