Jacquerious Mitchell, 20, Michael Mitchell, 32, and Thaddeous Green , 22 alleged to have been involved in murder of Joshua Brown. It's reported that the trio traveled from Alexandria, Louisiana, to purchase drugs from Brown, 28, in the parking lot of a Dallas apartment complex, according to authorities. Jacquerious Mitchell was in custody at a hospital and the other two suspects were being sought, Assistant Chief Avery Moore said at a news conference Tuesday. The two fugitives are thought to be armed and dangerous. Jacquerious Mitchell told police that Brown shot him in the chest after Green and Brown got into an altercation during the drug deal, and that Green then shot Brown twice, Moore said.