The A-Team: Larger Threat To The Astros In The West? Rangers or Mariners?

We're just over three weeks away from Opening Day for the Astros. The A-Team talks about just how much of a threat the Rangers or Mariners are to the Astros hold on the American League West. Yes, the Rangers made some moves to improve their team this offseason and maybe get them back to the postseason. But, are the Mariners in for a regression in a department that is supposed to be a strength for them?