LOS ANGELES (CBS) — A public safety officer shot a man suspected of robbing four USC students at gunpoint near the university campus Wednesday morning.

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The suspect was shot at Shrine Place and West 30th Street after the students flagged down a campus officer around 1 a.m. to report that they had been robbed by an armed man wearing a ski mask.

The alleged robber, who suffered a gunshot wound to his stomach, was transported to a local hospital. He is expected to survive.

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The suspect is expected to be charged with armed robbery and assault with a deadly weapon on a police officer.

Two graduate students, Ying Wu and Ming Qu, were shot and killed near campus last week.

A $200,000 reward has been offered for information leading to the arrest and conviction of their killer.

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It was unknown if the two incidents were related.