Napolitano tells NU grads to embrace life’s ‘zigs and zags’ Janet Napolitano, former US homeland security secretary, urged Northeastern University’s 2014 graduating class Friday not to fear life’s “zigs and zags.” “Beware the tyranny of the straight line,” she repeated during her keynote speech at the school’s 112th commencement inside TD Garden in Boston Friday, this spring’s first local college graduation. Using sailboats as a […]