Republican National Convention
United States presidential candidate Barack Obama now has 50% support in the polls. John McCain had a statistical lead over Barack Obama after the 
. However, since the middle of September, Barack Obama's polls have risen and he has recaptured the lead. Tuesday was the first day Obama received 50% or more support in the "Day to Day Politics Poll Average" since it began back in mid July. Barack Obama now has 50.1% support and John McCain has 43.6% support - a 6.5% difference with a margin of error of 0.70%. 
US presidential candidate Barack Obama has 50% support