Here are the top POLITICAL headlines from BostonGlobe.com today:
- Obama's costly investment not yielding new voters: President Obama's campaign has invested early and heavily in grassroots infrastructure, but in 10 key states voter registration trends show scant evidence that the effort is bringing in new voters. Globe political reporter Brian C. Mooney details.
- President Obama leads Mitt Romney among registered voters not likely to vote: A poll published Wednesday shows Obama leads his Republican challenger by a wide margin among registered voters who say they probably won't cast ballots this fall. Globe correspondent Callum Borchers reports.
- President Obama planning to make two campaign stops on Saturday in New Hampshire: The President continues to pour attention into the pivotal swing state. Globe political reporter Matt Viser writes.