Seattle Mariners Clinch First Postseason Berth Since 2001 The Seattle Mariners are finally back in the MLB postseason. After one of the longest playoff droughts in American sports history, Seattle’s extended postseason absence is over. With Friday night’s outcome against the Oakland Athletics, the Mariners closed the door on 21 years of no October baseball, … Continue reading Seattle Mariners Clinch First Postseason Berth Since 2001