WASHINGTON, Oct. 24 (UPI) -- An ad supporting U.S. Sen. Elizabeth Dole, R-N.C., in North Carolina seems to be conceding the presidential race to the Democrats, a campaign ad expert said.

WASHINGTON, June 5 (UPI) -- Republican officials say they're concerned about campaign finances now that Sen. Barack Obama, D-Ill., is the likely Democratic U.S. presidential nominee.

HARRISBURG, Pa., April 4 (UPI) -- Barack Obama has put his war chest to use, pushing beyond Pennsylvania to advertise in North Carolina and Indiana, a move observers say his rival can't match.

NEW YORK, Feb. 3 (UPI) -- Democratic presidential contenders Barack Obama and Hillary Clinton reportedly are spending unprecedented millions on TV spots going into Super Tuesday.

WASHINGTON, Nov. 13 (UPI) -- Mitt Romney has spent $10.2 million on television ads this year for his campaign for the Republican presidential nomination, setting a U.S. record.

WASHINGTON, Oct. 15 (UPI) -- Spending for political and issue-advocacy advertising for the 2008 election will reach a record, an analysis group in Arlington, Va., said.

WASHINGTON, Sept. 26 (UPI) -- Political campaign advertising experts say U.S. presidential candidates will spend at least double the amount of money spent on TV ads in 2003-2004.

WASHINGTON, Nov. 3 (UPI) -- More than 600 political ads costing $2 billion will appear on U.S. television sets this weekend, the last before Tuesday's midterm elections.

WASHINGTON, Feb. 2 (UPI) -- A conservative coalition is choosing TV shows such as the Fox network's "24" for placing ads in support of the USA Patriot Act that blend with the show's theme.