"There were acts of looting in some places because there was an emergency," President Andres Manuel Lopez Obrador said on Friday, urging residents not to take advantage of the situation.

Speaking at a regular press conference, Lopez Obrador said the government would help people in the city of nearly 900,000 in the southern state of Guerrero, one of Mexico's poorest.

"The aid is insufficient, and all the stores are closed or destroyed," said Raul Busto Ramirez, 76, an engineer who works at Acapulco's airport.

Letitia Murphy began to worry when she lost contact with her ex-husband and father of her two children, 59-year-old Briton Neil Marshall, who was in Acapulco when Otis hit.

Another weather front that could produce more heavy rain is expected to gain strength off Central America in the coming days, again moving toward southern Mexico.

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