In Iowa, anxiety and unpredictability clouds caucus finish

DES MOINES, Iowa (AP) — On the eve of the Iowa caucuses, the Democratic presidential candidates hustled across the state Sunday trying to fire up voters and make one last appeal to those struggling to make a final decision about their choice in the crowded field.

Campaigns and voters acknowledged a palpable sense of unpredictability and anxiety as Democrats begin selecting which candidate to send on to a November face-off with President Donald Trump.