Dam debate takeaways: Passion versus practicality
In their final debate before the Iowa caucuses, the gloves came off between Hillary Clinton and Bernie Sanders. Shouting over each other at times, the two leading Democratic presidential candidates engaged in some of their toughest exchanges of the campaign on Sunday night, underscoring the narrowing race between them in the first-to-vote states of Iowa and New Hampshire. Clinton sought an advantage over the Vermont senator on curbing gun violence. Sanders, meanwhile, twice assailed the former secretary of state for…