MONCLOVA, Mexico, Sept. 10 A truck loaded with more than 25 tons of dynamite exploded in northern Mexico Monday, killing at least 39 people, it was reported.
At least 100 people were injured, reported Notimex, Mexico's official news agency.
Among those killed by the explosion were three Mexican reporters, CNN reported.
The explosion occurred at a factory near Monclova in the Mexican state of Coahuila, about 125 miles from Monterrey, news reports said.
Officials were investigating the cause of the blast but said foul play wasn't indicated, reports said.
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