CBSSports.comMariners sign GM Zduriencik to extensionMLB.comThe Mariners will be under the leadership of executive vice president and general manager of baseball operations Jack Zduriencik for a while longer. Club president and chief operating officer Kevin Mather announced on Tuesday that Zduriencik and the ...Mariners give GM Jack Zduriencik multiyear extensionCBSSports.comSeattle gives GM Zduriencik multi-year extensionWashington PostRobinson Cano: M's ink GM Zduriencik to multi-year extensionRotoworld.comseattlepi.com (blog) -NBCSports.comall 12 news articles »