Richard Lugar, Joe Donnelly visit South Bend April 30, 2012U.S. Sen. Richard Lugar, R-Ind., speaks to reporters at Koontz-Wagner Electric, a manufacturer of controls for the Keystone XL pipeline, on Monday, April 30, 2012, in South Bend. Lugar, a 36-year veteran of the Senate, is engulfed in a rare primary battle with Indiana State Treasurer Richard Mourdock, a Tea Party favorite. (James Brosher/South Bend Tribune) U.S. Rep. Joe Donnelly, D-Granger, salutes a veteran before speaking at a ceremony dedicating the new VA Community Based Outpatient Clinic on Monday, April 30, 2012, in South Bend. (James Brosher/South Bend Tribune) [Read more…] about Richard Lugar, Joe Donnelly visit South Bend