A year after the gang murder of 15-year-old Damaris Rivas, an 18-year-old has pleaded guilty, officials said.

Venus Iraheta, 18, pleaded guilty Monday to first-degree murder and abduction.

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Rivas, who was from Gaithersburg, Md., was killed in January 2017. Her body was found a month later in Springfield, Va.

Officials said Iraheta was one of 10 suspects charged in the murder. She is believed to be the ringleader in the M-S 13 gang murder of Rivas.

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