Barack Obama Campaigns Under the St. Louis Arch (20 images)

Oct 18, 2008 - St. Louis, Missouri, USA - Senator BARACK OBAMA speaks to a crowd of over 100,000 supporters and undecided voters gathered underneath the St. Louis Gateway Arch next to the Mississippi River in St. Louis, Missouri. Obama spoke about his plans to revitalize the economy and help the American worker..(Credit Image: © Patrick T Fallon)