Two further arrests have been made in connection with the death of Sandwell teenager Ben Morutare.
Police say two males were arrested on suspicion of violent disorder yesterday, a 16-year-old from Smethwick and a 17-year-old from Edgbaston.
Both males have been bailed pending further enquiries.
Officers are continuing to trace three outstanding people seen in CCTV footage as part of their investigation into the death of 16-year-old Ben who was stabbed on 28 July.
Ten of the thirteen people have now been identified.
A 17-year-old has been charged with Ben's murder but police say the investigation is ongoing.
Two other teenagers have been charged with violent disorder, one of whom is also facing a charge of perverting the course of justice.