Tim Bosma trial: Gunshot residue expert returns to testify

Jurors in the Hamilton trial of two men accused of murdering Tim Bosma will hear more evidence today from a gunshot residue expert.

Robert Gerard,aforensic scientist in the chemistry section of the Centre for Forensic Sciences,told the jury Monday that he examined a toolbox that came from Bosma's truck while looking for gunshot residue. The session ended for the day shortly after. A juror suffering a health problem had to leave the court in a wheelchair.

• Tim Bosma trial: 'Bloodletting event' happened inside truck, expert says
• Tim Bosma trial: More testimony from blood spatter expert
• Tim Bosma trial: Defence lawyers spar over shell casing found in truck

DellenMillard, 30, of TorontoandMarkSmich, 28, ofOakville, Ont., are accused of killingBosma, 32, who lived in the suburbanAncasterarea of Hamilton. Both have pleaded not guilty to first-degree murder.

On Monday,a blood spatter expert told court that theevidence from a "bloodletting event"insideBosma'struck points to someone being shot while in the passenger seat of the truck.

Sgt. Robert Jones of Waterloo police told the jurythat blood spatter found on the inside dash of Bosma'struck came from the passenger side area.

Bosmawas last seen on May 6,2013, and was missing for more than a week before remains were found on an Ayr, Ont., farm owned by Millard. Earlier in the trial, the Crown told jurors it is believed the remains belonged to Bosma, though tests have not confirmed that.

CBC reporter Adam Carteris at the Ontario Superior Court each day reporting live on the trial. You can readhis liveblogbelowstarting at 10a.m. ET.On mobile? Follow along here.