In the last few minutes, Aaron Brady has been found guilty of taking part in an armed robbery at Lordship Credit Union on January 25th 2013.
The 29-year-old, from Crossmaglen, Co. Armagh, is further accused of murdering Detective Garda Adrian Donohoe during the robbery.
The jury found him guilty of robbery after almost thirteen hours of deliberations.
They will return to court tomorrow to continue their deliberations in relation to the capital murder charge, which he has pleaded not guilty to.
Mr. Brady had also denied any involvement in the robbery, claiming he was engaged in illegal diesel laundering at the time.