why was the mariners game postponed??
A's vs. Mariners Game Postponed Due to Field Conditions at Oakland Coliseum. Despite no rain falling over O.co Coliseum in Oakland, the game between the Athletics and Mariners was postponed due to poor field conditions. The Athletics tweeted the news: According to DonBest.com, the game won't be made up during what supposed to be a four-game series: