That was apparent from the first round of presidential voting last week.

He is fighting that decision in court, and the proceedings may delay the presidential voting.

With presidential voting now scheduled for September, security elsewhere is uncertain.

If neither man withdraws, both may decide to run in the first round of presidential voting next April.

His largest step toward political reform came after the 1988 presidential voting, which he denounced as fraudulent.

Originally, the Nov. 26 date had been chosen for the presidential voting.

The presidential voting will take place in 2006.

The violence suggests that police abuse is likely to be a potent campaign theme as Mexico moves toward presidential voting next year.

The church decided not to endorse any of the six candidates in the first round of presidential voting.

Both states are among those holding primaries on June 7, the last day of Presidential voting before the conventions.