PRINCETON, NJ — Barack Obama has gained support in the latest Gallup Poll Daily tracking report for April 4-6, and now leads Hillary Clinton by a statistically significant margin, 52% to 43%. Obama’s current 52% support level matches his highest of the year, although his margin over Clinton was slightly larger, at 52% to 42%, in March 27-29 polling. So far this year Obama has been unable to sustain a significant lead over Clinton for more than a few days… Read more >>