Shirley Taylor wears a "Burnt by Phoenix" sticker on her forehead during a rally against the Phoenix payroll system outside the offices of the Treasury Board of Canada in Ottawa on Feb. 28, 2018. The lapse of an agreement that gave retention bonuses to federal pay centre employees could halt, or even reverse progress that's been made in reducing a massive backlog of pay problems generated by the government's troubled Phoenix pay system, employees warn.THE CANADIAN PRESS/Justin Tang