Thallas Jerome Inman Jr. is charged with premeditated first-degree murder in the shooting death of 18-year-old Isaiah Diaz.
Inman was already in jail on a first-degree murder charge related to another Seminole County case. He’s one of the 12 indicted in the attempted shooting of rapper Jackboy in 2023. Authorities say a group shot into a party van, injuring five women and killing one.
Inman stood before a judge Tuesday, appearing unphased as charges in Diaz’s death were read to him…