Officers said a 63-year-old man was crossing 16th Street on his bike at around 10 p.m. on April 1 when he was hit by a sedan, police said.
"The unknown driver of that sedan continued northbound and left the area," officials said in a statement.
The bicyclist, whose name was not released, died from his injuries at the hospital.
Anyone with information is asked to contact the Phoenix Police Department or Silent Witness at 480-WITNESS.
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