Democratic presidential candidate Elizabeth Warren, the Massachusetts senator, speaks at a rally at Iowa West High School in Iowa City, Iowa, the United States, Feb. 1, 2020. (Photo by Joel Lerner/Xinhua)
DES MOINES, the United States, Feb. 3 (Xinhua) -- Results of Democratic caucuses in Iowa were delayed due to "quality checks," Iowa Democratic Party Communications Director Mandy McClure said on Monday night. ■
