Gallup: Obama hits 50% for the first time in daily tracking poll.

Gallup Daily: Obama Hits 50% for First Time
Leads McCain by eight percentage points, 50% to 42%

PRINCETON, NJ -- Gallup Poll Daily tracking from Aug. 30 through Sept. 1, finds Barack Obama leading the race for president with his highest share of support to date. Fully half of national registered voters now favor Obama for president, while 42% back John McCain.

Prior to now, no more than 49% of registered voters supported Obama for president in Gallup Poll Daily tracking. Still, Obama's eight percentage point lead over McCain in the new poll falls one point shy of the lead he attained in late July after returning from a well-publicized trip to Europe and parts of the Middle East. At that time, Obama led by nine points, 49% to 40%...