Vincent Yu, Associated Press
Ma Ying-jeou, right, presidential candidate for Taiwan's opposition Nationalist Party, greets supporters Saturday in Sanchung near Taipei. The former mayor of Taipei faces Democratic Progressive Party candidate Frank Hsieh in a March 22 election that could define Taiwan's future.

Ma Ying-jeou, right, presidential candidate for Taiwan's opposition Nationalist Party, greets supporters Saturday in Sanchung near Taipei. The former mayor of Taipei faces Democratic Progressive Party candidate Frank Hsieh in a March 22 election that could define Taiwan's future.