On August 23, Antownne Turner, 51, stabbed two victims at around 3:50 p.m. on the Red Line platform, according to the Metro Transit Police Department.
The male victim, who Turner stabbed in the stomach during an argument, is in serious but stable condition, officials said.
The female victim was taken to the hospital for non-life threatening injuries and was later released, authorities reported.
Turner was placed into police custody, officials said.
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