Candidates seek final Iowa edge in unpredictable race

IOWA FALLS, Iowa (AP) — One week to go, the 2016 presidential candidates opened their final push Monday in Iowa, seeking any edge in a race brimming with unpredictability for both Democrats and Republicans.
Hillary Clinton and Bernie Sanders, locked in an unexpectedly tight race, planned to deliver their final-stretch pitches Monday evening in a televised town hall forum, while President Barack Obama delivered his own blunt assessment of their contest. Obama praised Sanders for energizing