LIMA, Peru — An explosion on a street in a northern Peruvian region plagued by organized crime injured at least 10 people and damaged 25 homes, authorities said Friday.

Interior Minister Carlos Malaver said the Thursday night blast in the city of Trujillo could be related to disputes between criminal groups primarily involved in extortion, one of the crimes that has increased the most in Peru in recent years.

The explosion, which also interrupted electric service in the area and affected an unknown number of vehicles, was the second explosion reported in the South American country Thursday. The first went off at a gym in the capital, Lima, but no injuries were immediately reported.

Explosive attacks, especially on small businesses, are reported almost daily by local media in Lima and ot

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