It's being called the worst mass murder in Georgia state history - and the trial of the man accused of committing the crime - is about to get underway. 3 Good evening everyone .. Guy Heinz Junior's trial is set to begin tomorrow in a Glynn County courtroom. Heinze is charged in the 2009 beating death of his father and seven others. Tomorrow attorney's on both sides will pick the jury who will ultimately decide the 25 year old's fate. Tim Pulliam is live tonight with more on what we can expect. 3 3 00The day is finally here.Guy Heinze , Jrs trial is set to begin -- starting with weeding out more than 70 potential jurors to the final dozen or so who will decide his fate. Clip - 101413 Guy Heinz 00026u 0250 "Hello I just got home and my whole family is dead. It's been four years since the horrific crime on August 29th , 2009 in Glynn County, Georgia.The then 22 year old Heinze , JR could be heard on 9-1-1 tapes frantically asking for help - after claiming he had discover ed his father and several relatives inside their home in New Hope Plantation Mobile Home Park ..0300 My dad is dead, my uncle's dead.How many people are there? There's like six -- my whole family is dead.It looks like they have been beaten to death.Before it was over - eight people were dead - and there was just one sole survivor, a 3 year old boy. Heinze wasn't originally considered a suspect - he was originally arrested for allegedly tampering with evidence, and drog possession. But on September 4th, Glynn County police arrested him and charged him with beating and killing the victim's single- handedly.The crime gained national attention and is considered the worst mass murder case in georgia state history.His lawyers say he's not guilty , and they suspect prosecutors will say drugs played a role. And then there's also that one big question the potential 12 jurors will have to review: How did one person capable manage to hurt so many people - while no one managed to get away. 3 Once the jurors are selected -- the judge says they will be sequestered.Jury Selection begins tomorrow at 9:30am. Opening arguments could follow.