“We are thrilled to welcome Andy and his sports performance team to the Toronto Maple Leafs and look forward to the impact they will have on the organization,” Maple Leafs General Manager John Chayka said. O’Brien has also worked closely with former Maple Leafs assistant general manager Hayley Wickenheiser as her personal trainer during her playing career. A major addition for a team dealing with injuriesIt is difficult to look at this hiring without considering the Maple Leafs’ recent struggles with injuries. The hiring could also address one of the biggest frustrations among Maple Leafs fans in recent years: the organization’s handling of injuries. And if that approach delivers even a fraction of the success seen in Pittsburgh and Florida, the Maple Leafs may have just made one of their most important additions of the offseason.