Second Lady Jill Biden (front right) walks down Passyunk Ave. en route to a campaign event at the Obama for America South Philadelphia field office at 1825 Passyunk Ave (Philadelphia, Pa.) with Congressman Bob Brady (D. Pa.) (front left), daughter Ashley Biden (back left) and Philadelphia city councilman Mark Squilla (back right) early Tuesday evening, October 9, 2012. Biden's appearance came on the eve of a Pennsylvania voting registration deadline at midnight. Her visit concluded a two-day tour through various Obama for America campaign offices in Pennsylvania.

Photo by Jonathan Yu