Can you predict the outcome of my ex-friends murder case, his trial is next month.

The crime occurred July 4th 2019 and he was picked up by police officers at his house on October 14th 2020.. On the night of July 4th 2019 Ex-Friend and Co-defendant basically called a drug dealer to the apartments they were staying at, when he pulled up, Co-defendant got in his car and distracted him while Ex-Friend ran up to the car with a 45 pistol and demanded a backpack filled with drugs and money, Co-defendant got out of the car and after struggle, Ex-friend shot the victim 6 times and yanked the backpack out of his hands. Ex-Friend and Co-defendant went back into the apartment leaving victim deceased in car. Ex-Friend about an hour later got Co-defendant to walk back out to the car, throw victims phone into a nearby retention pond and “try to make it look like a suicide” the official charges he is facing of now, October 2nd 2021 is the following : Robbery with Firearm , Murder while engaged in Felony offense , Tamper with or Fabricate physical evidence , Murder 1st deg.