On August 9, 2010 — Citing he has lost confidence in his manager, Mariner GM Jack Zduriencik fires Don Wakamatsu and three coaches. Triple-A Tacoma manager Daren Brown is named as the interim pilot of the last-place club (42-70), becoming the team’s fifth skipper in a little more than three years.

Source:
Baseball Reference August 9
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game