Former Mexico City Mayor Claudia Sheinbaum holds a rally at Macroplaza Iztapalapa, pursuing to be the ruling MORENA party's candidate for the 2024 presidential election, in Mexico City, Mexico, August 1, 2023. REUTERS/Henry Romero/File Photo Acquire Licensing RightsMEXICO CITY, Sept 5 (Reuters) - Former Mexico City Mayor Claudia Sheinbaum held a comfortable advantage in the race to be the leftist ruling party's 2024 presidential nominee, according to opinion polls published on Tuesday, the eve of the announcement of the winner. The Sept. 1-2 survey polled 500 Mexican adults and had a margin of error of plus or minus 4.4 percentage points. The Parametria survey had a margin of error of plus-or-minus 3.5 percentage points, and showed Ebrard was the best-known contender in the presidential contest, recognized by 73% of respondents compared to 67% for Sheinbaum. Sheinbaum, a close ally of Lopez Obrador, has been viewed for months as the one to beat.

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Persons: Mexico City Mayor Claudia Sheinbaum, Iztapalapa, MORENA, Henry Romero, El, Marcelo Ebrard, Ebrard, Andres Manuel Lopez Obrador, Sheinbaum, El Financiero, Lopez Obrador, Lopez, Lopez Obrador's, Dave Graham, Jonathan Oatis, Ed Tobin Organizations: Mexico City Mayor, REUTERS, National Regeneration, Sheinbaum, Thomson Locations: Mexico City, Mexico, MEXICO, El, MORENA