Advocates for older Michiganders are voicing concerns about a petition that could add barriers to voting and even put a voter's personal information at risk. The group "Secure MI Vote" is circulating a petition that would require people requesting an absentee ballot to share the last four digits of their Social Security or drivers' license number. It's a way to get around needing the governor's signature on legislation, since Michigan law says a petition can override a veto if it gets enough signatures from the public, but Paula Cunningham, AARP Michigan state director, said it's important, especially for seniors, not to give out that kind of personal information. ...