The President Obama Campaign Trail

October 22, 2010: U.S. President Obama appears at a Moving America Forward rally at  USC in Los Angeles, California. The rally is the fifth in a series of appearances by the president during his multi-day Western states trip to boost enthusiasm among Democratic voters. Obama is one in a string of political celebrities visiting California to persuade voters in the final weeks before midterm elections.

More President Obama campaign photos:

Oct. 7, 2010: President Barack Obama greets people after speaking at a campaign rally for Maryland Gov. Martin O'Malley at Bowie State University in Bowie, Md.

Oct. 10, 2010: President Obama greets people in the crowd at a rally in Philadelphia.

Oct. 11, 2010: President Obama leaving El Mago De Las Fritas restaurant in West Miami, Fla. after an unannounced stop.

October 15, 2010: President Obama walks up the steps of Air Force One to appear at a rally alongside US Vice President Joe Biden in Wilmington DE for Democratic Candidate for US Senate Chris Coons.

(Credit: AP Photo/Susan Walsh)

President Obama shares a laugh with Vice President Joe Biden, at a fundraiser for Delaware Democratic Senate candidate Chris Coons.

October 16, 2010: President Obama gets out of his limo as he walks to Air Force One prior to departing from Andrews Air Force Base in Maryland, traveling to Boston, Massachusetts to attend a rally for Governor Deval Patrick as well as a Democratic fundraiser.

October 17, 2010: President Obama steps out of his car to walk to Air Force One at Andrews Air Force Base near Washington. The Obamas traveled to Cleveland and Columbus, Ohio, for mid-term election campaigning.

October 17, 2010: President Obama and first lady Michelle Obama greet supporters as they campaign for Ohio Governor Ted Strickland at a midterm election campaign rally at Ohio State University in Columbus, Ohio.

October 20, 2010: President Obama shakes hands as he arrives for a rally for gubernatorial candidate John Kitzhaber in Portland, Oregon. Obama is on a 4-day campaign swing out west.

October 21, 2010: President "the rockstar" Obama greets the crowd during a rally for Sen. Patty Murray, D-Wash. at the University of Washington in Seattle.

Note the woman pulling President Obama into the crowd. Secret Service man behind him doesn't like it much.

October 23, 2010: President Obama, and former Sen. Mark Dayton, Democratic candidate for governor of Minnesota, wave to the crowd during a get-out-the-vote campaign rally for Dayton at the University of Minnesota.

And President Obama returns to the White House in Washington, D.C. a few hours ago, concluding his 4-day trip to western states, the longest campaign swing of his presidency, to help the campaigns of fellow Democrats.