After the number of candidates dropped significantly in late January, Clinton won 50% or more in every poll but one.

City election officials reviewed the vote tallies and found several inaccuracies.

[3] Democratic leaders blamed the discrepancies on "human error" due to weary election officials on primary day.

According to ABC News, however, other candidates such as John Edwards did not have this problem; it seemed to be almost exclusive to Obama.

[5] The final, official results left Clinton with 139 pledged delegates to the 2008 Democratic National Convention and Obama with 93.