MNN - Mother Nature Network

Down to the wire

Early voters cast their ballots ahead of Election Day on Nov. 2 at the Silver Spring Civic Building in Silver Spring, Md.

 

With only two days left in such a close presidential election, U.S. President Barack Obama and his Republican opponent, former Massachusetts Gov. Mitt Romney, are stumping from one swing state to the next in a last-minute rush to persuade undecided voters.

 

The incumbent

President Barack Obama addresses a campaign rally on Nov. 4 at the Fifth Third Arena on the campus of the University of Cincinnati in Ohio.

 

The challenger

Republican presidential candidate Mitt Romney greets supporters and poses with children on Nov. 4 during a campaign rally at the Hy Vee Center in Des Moines, Iowa.

 

Clashing ideologies

Lunnie Harris of Lexington, Ky., shouts "Four more years! Get used to it!" to demonstrators protesting the Obama administration's handling of the Benghazi attack outside an Obama campaign rally on Nov. 4 at the Fifth Third Arena in Cincinnati, Ohio.

 

Early voting mania

A lawn is filled with political signs as voters wait in line to early vote on Nov. 2 at the Silver Spring Civic Building in Silver Spring, Md.

 

Citizen's duty

Early voter Alicia Mullins casts her ballot with her 2-year-old daughter Savannah on Nov. 2 at the Silver Spring Civic Building in Silver Spring, Md.

 

The last leg of the campaign trail

President Obama greets supporters on Nov. 4 while arriving at a campaign rally at the University of Cincinnati in Ohio.

 

A close race

Mitt Romney is framed by a sea of American flags while addressing the crowd at a campaign rally on Nov. 4 at the Smithfield Foods Hangar in Newport News, Va.