The latest from Gallup and Pew polls on the presidential race

Based on the Gallup daily tracking poll, it was a wise move for Barack Obama to take a break from the presidential campaign trail. Then again, based on a new, larger survey of voters by the Pew Research Center, the summer's overall trend is favoring John McCain. Bottom line: Still no sign of Obama taking full advantage of the political dynamics that should favor Democrats this year; still no sign...