Candidates seek new caucus voters in trailer parks, rallies

THOMAS BEAUMONT Associated Press OTTUMWA, Iowa (AP) — Bernie Sanders is sending organizers to convenience stores across Iowa and staking out drug stores and even nursing homes. Pete Buttigieg has a more technocratic model. He's compiling detailed lists of the personal networks of his supporters, turning them into crowds and sifting through the hundreds of email addresses and cell numbers in hopes of landing them on caucus night Feb. 3. The approaches are as different as the two men themselves but represent one of the most important tactical pieces of a presidential campaign in Iowa: getting people to attend the caucuses for the first time. In the highly competitive Democratic presidential race, expanding the electorate is vitally important for the pack of four candidates straining