Not guilty pleas were entered for the three defendants who are from Detroit.
Police think 19-year old Deonte Ware may know something about the murder of Courtney Meeks.
Courtney Meeks, who was wearing a bulletproof vest, was shot in the neck while trying to help two women and a child who were being carjacked.
The victim, a 24-year-old security guard, is being hailed a hero.
Detroit police are searching for two armed carjackers who attacked a woman at a gas station on the city’s northwest side.
There is a $2,000 reward being offered in the case.
Police said the robbers ordered the man to get out of his SUV and lie on the ground.
“It’s like something you’d expect to see in some terror TV movie,” said Ferndale Police Lt. William Wilson.
Police are searching for a third suspect wanted in a series of violent crimes throughout metro Detroit.
A Detroit woman who was recently carjacked says crime in the city has spiraled out of control.