European Central Bank (ECB) President Mario Draghi (R) and Vice President Vitor Constancio attend a press conference at the ECB headquarters in Frankfurt, Germany, Oct. 20, 2016. The ECB decided Thursday neither to change its key interests for the euro area, nor to extend its monthly asset purchase program of 80 billion euros (about 88 billion U.S. dollars) beyond March 2017. (Xinhua/Luo Huanhuan)