MANHATTAN BEACH (CBSLA.com) — Neighbors are on high alert in a Manhattan Beach community after police say a man broke into a home and attacked a woman.

Manhattan Beach police say a man entered a house near 29th St. and Alma Ave. around 1:15 a.m. Saturday and began repeatedly punching a woman, then took off running.

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Neighbors heard the woman screaming and hope the suspect is caught soon.

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“It’s such a safe neighborhood, family-oriented,” one woman said. “It was surprising to hear something like that could happen.”

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Police say the man entered through an unlocked window. They are reminding everyone to lock their windows and doors.