Last night rapper XXXTentacion's mother announced an arrest had been made in the murder of her son [click here if you missed that].
The suspect has been identified...
...as 22-year-old Derrick D. Williams.
Williams was arrested and booked into the Broward County jail on two counts of grand theft of a motor vehicle and first-degree murder.
Williams is currently on probation for grand theft auto until 2012.
Two other suspects are still being sought.
