The Colorado Rockies lost the 2007 World Series to the Boston Red Sox.
No team has ever lost a World Series after taking a 3-0 lead.
They have not won any as of yet, but they were in the world series in 2007
The Pittsburgh Pirates were the losing team in the 1903 World Series.
No. Every World Series team with a 3-0 lead has gone on to win the world championship.
Through the 2008 season, both the Dodgers and Giants have lost 12 World Series.
Giants
MoNkEyS
Mets
Bill Ripken not only never played on a team that won the World Series, he never played in a post-season game! He was on the 1995 Cleveland team that went to the World Series, but they lost to the Atlanta team.
the Yankees
Philadelphia Phillies ... the Phils lost to the Blue Jays, 15-14, in Game 4 of the 1993 World Series.