Hillary Clinton is leading Barack Obama 50 percent to 42 percent in Indiana in a survey conducted April 26-27 by Public Policy Polling. The margin of error is 2.5 percent. Clinton leads 54 percent to 38 percent among white voters, 54 percent to 39 percent among women voters and 55 percent to 36 percent among voters over 65. Obama leads among black voters 73 percent to 21 percent and among voters under 29 by 50 percent to 40 percent.