There will be plenty of trends to track in Tuesday?s free-for-all, as 43 contests in 24 states allocate 3,156 delegates on what could be the most significant day of the race to date.
Some analysts see consumers? shift toward thrift as a cultural inflection point, one with huge implications for an economy driven largely by consumer spending.
AP - Barack Obama and Hillary Rodham Clinton fought for a breakout in their eyeball-to-eyeball Democratic duel while Republican John McCain hoped to bury his rival's presidential hopes in a blur of voting Tuesday from Alaska to the Atlantic.
AP - Americans living overseas started lining up in hotels and coffee shops Tuesday to vote for Democratic candidates in the 2008 U.S. presidential elections, while others — for the first time ever — cast ballots online.
AP - Democrats, already looking ahead to the next White House occupant, quickly relegated President Bush's final budget to the ash bin of history, saying his proposals to rein in spending on programs are untenable and won't happen.
People hoping to stay awake long enough to see who wins California's primary might have a very long night because of what could be record-breaking voter turnout and a change back to paper ballots. Because of concerns over reliability, California decertified many of the state's electronic voting machines.
Illinois Sen. Barack Obama won the first battle of the Super Tuesday showdown when Democratic Party voters in Indonesia -- where Obama spent four years of his childhood -- picked him over Sen. Hillary Clinton.
GOP front-runner John McCain is cruising into Super Tuesday with a hefty lead in the polls, but he's drawing a backlash from some top conservatives who say he is too liberal to carry the Republican nomination.