An arrest has been made in the fatal shooting of a 20-year-old Alexandria woman, police said.

Diamond Moore was found Friday suffering from a gunshot wound in the 5500 block of Holmes Run Parkway.

Police arrested William Thomas Layton, 32, of Largo on Saturday.

He is charged with murder, possession of a firearm by a violent felon, and use of a firearm in the commission of a felony.

Layton is currently being held without bond in the Alexandria Detention Center.

This is Alexandria’s fourth homicide of the year.