The Metropolitan Police Department (MPD) announced the arrest of 48-year-old Walter Parker, who was charged with first-degree murder in connection with a fatal assault that occurred on April 23 on the 400 block of M Street, SE. The victim, 77-year-old Bernard Williams, succumbed to his injuries on April 28 after being assaulted in an apartment complex. Parker was initially charged with aggravated assault, but charges were upgraded following the victim’s death.