The panel is expected to decide whether or not PC Harwood should be dismissed after breaching professional standards.
More top news
Bernadette McAliskey was speaking on the 50th anniversary of the first civil rights march in Co Tyrone over discrimination in housing.
The 17-year-old handed himself in to Greater Manchester Police on Friday night.
The former Paisley and Renfrewshire North MP is now a councillor in Renfrewshire.