A seemingly frustrated Hillary Clinton strove on Sunday to link the latest flap over her personal email server with the string of scandals and attacks Republicans raised against her in the 1990s. “During the ’90s, I was subjected to the same kind of barrage,” the former first lady said on NBC’s “Meet the Press,” noting that New York voters elected her a senator despite the attacks. “When I ran for the Senate, they overlooked all of that,” the former secretary of state and front-runner for the Democratic presidential nomination continued. “I was elected senator after goi