The 1964 Philadelphia Phillies were in first place on September 20 after 150 games, 6 1/2 games ahead of the St. Louis Cardinals and Cincinnati Reds. They proceeded to lose 10 in a row, three each to the Reds and Cardinals and four to the Braves, to be in third place 2 1/2 games behind the Cardinals and 1 1/2 games behind the Reds on September 30 after 160 games. Although they won their last two games the Phillies ended the season tied with the Reds for second place, 1 game behind the Cardinals.
As of November '09 the St. Louis Rams are the worst team.
Raiders
The Houston Texans, with a record of 2-14, had the worst season in the 2013 NFL regular season.
The worst team in the league would be the one that was bottom of the league in that particular season.
The 1956 team had the worst overall record in Yankees history. This was followed by the 1972 team.
The Washington Nationals
No they are not for the 2009-2010 season. The worst team in the NBA is the New Jersey Nets. They have only won $ games in only 41 games in the season.
The Saint Louis Rams had the worst record in the 2009-2010 season, they ended their season 1-15.
Pittsburgh
0-16 in 2008 season worst of any team all-time
The team that finishedwith the worst recordin the previous season.
colts