As Hutch awaits verdict, what do we know of the six-minute attack and a trial six years in the making?

The attack team that killed David Byrne in the Regency Hotel were in and out in six minutes. File picture: Gareth Chaney Collins
“I’m not going to go to town on him,” said Brendan Grehan SC, for Gerry ‘the Monk’ Hutch.
Mr Grehan was speaking about Jonathan Dowdall, the former Sinn Féin councillor, who he would go on to call “a proven and admitted liar and perjurer” in his closing statement before the Special Criminal Court.