Stock Photo: Senior voters, Dorothy Chappelear, left, and Lois Blocker, attend a campaign event for Ron Barber for the Arizona District 8 congressional seat at The Country Club of La Cholla Senior Living Apartments in Tucson, Arizona, USA, on April 19, 2012 Barber wa. Senior voters, Dorothy Chappelear, left, and Lois Blocker, attend a campaign event for Ron Barber for the Arizona District 8 congressional seat at The Country Club of La Cholla Senior Living Apartments in Tucson, Arizona, USA, on April 19, 201

Stock Photo: 1566-1123788 Senior voters, Dorothy Chappelear, left, and Lois Blocker, attend a campaign event for Ron Barber for the Arizona District 8 congressional seat at The Country Club of La Cholla Senior Living Apartments in Tucson, Arizona, USA, on April 19, 2012  Barber wa. Senior voters, Dorothy Chappelear, left, and Lois Blocker, attend a campaign event for Ron Barber for the Arizona District 8 congressional seat at The Country Club of La Cholla Senior Living Apartments in Tucson, Arizona, USA, on April 19, 201