1997 – The Mariners, seeking pitching help, trade Scott Sanders (3-6) and two minor leaguers (pitcher Dean Crow and 3B Carlos Villalobos) to the Detroit Tigers for right-handers Omar Olivares (5-6) and Felipe Lira (5-7). Lou Piniella practically begged for a trade after the M’s lost to Minnesota, 9 – 7 in 12 innings, cutting Seattle’s lead to over Anaheim in the American League West to one-half game.

On July 18, 1997 — 1997 – The Mariners, seeking pitching help, trade Scott Sanders (3-6) and two minor leaguers (pitcher Dean Crow and 3B Carlos Villalobos) to the Detroit Tigers for right-handers Omar Olivares (5-6) and Felipe Lira (5-7). Lou Piniella practically begged for a trade after the M’s lost to Minnesota, 9 – 7 in 12 innings, cutting Seattle’s lead to over Anaheim in the American League West to one-half game.

Source:
Baseball Reference July 18