Nearly half of American voters say they'll vote against Barack Obama no matter what.
That doesn't give the Democratic president much wiggle room as he tries to win re-election in a politically polarized America amid a weak recovery from the worst economic downturn since the Great Depression.
So, with the presidential contest up for grabs, what does Barack Obama need to do at the Democratic National Convention to take a clear lead against Republican challenger Mitt Romney?
Nearly half of American voters say they'll vote against Barack Obama no matter what.
That doesn't give the Democratic president much wiggle room as he tries to win re-election in a politically polarized America amid a weak recovery from the worst economic downturn since the Great Depression.
So, with the presidential contest up for grabs, what does Barack Obama need to do at the Democratic National Convention to take a clear lead against Republican challenger Mitt Romney?