Iowa counts down to caucus as Sanders and Clinton campaign - live coverage

Last weekend before voting begins with rallies across Hawkeye stateDemocrats and Republicans seek late boost in pollsClinton goes after Sanders on guns while email issue persistsOpinion: Sanders and Trump have nailed the ‘mad as hell’ style 9.07pm GMTMore from David Taylor… Never mind the Des Moines Register/Bloomberg poll, the drinkers of the Court Avenue Restaurant and Brewing Co in downtown Des Moines have already been casting their votes.8.18pm GMTGabby Giffords still stru