Sanders wins Nevada caucuses, takes national Democratic lead

Democratic presidential candidate Sen. Bernie Sanders, I-Vt., with his wife Jane O’Meara Sanders, waves his hand during a rally in El Paso, Texas, Saturday. (Briana Sanchez/The El Paso Times via AP)

LAS VEGAS — Bernie Sanders scored a resounding victory in Nevada’s presidential caucuses on Saturday, cementing his status as the Democrats’ national front-runner amid escalating tensions over whether he’s too liberal to defeat President Donald Trump.