Pete Buttigieg, a 38-year-old former mayor from Indiana, is leading in the first state-level contest to pick the Democratic candidate for the Nov. 3 presidential election, according to the first batch of results of the Iowa caucuses belatedly made available Tuesday.Bernie Sanders, a 78-year-old left-wing senator who describes himself as a "democratic socialist," was slightly behind in second, followed by Elizabeth Warren, 70, another left-wing senator. Former Vice President Joe Biden, 77, was fourth, according to the results from 62 percent of the caucus sites."We don't know all of the numb…READ FULL ARTICLE