Three days after the Iowa caucuses, the state Democratic party at last released all of the results, showing the tightest of races between Pete Buttigieg, former mayor of South Bend, Indiana, and Sen. Bernie Sanders, I-Vt.

Chicago - Pete Buttigieg, the gay, liberal mayor of a small American city in the conservative bastion of Indiana, was expected to officially launch his presidential bid Sunday, joining a crowded field of Democrats vying for their party's nomination in 2020.