Full title: As upstart Ocasio-Cortez hits campaign trail with Bernie Sanders, high profile spurs fears of Dem rift Alexandria Ocasio-Cortez is hitting the national campaign trail this week with Vermont Sen. Bernie Sanders to stump for other left-wing candidates, even as the upstart 28-year-old democratic socialist's rising profile continues to rankle top Democrats. Sanders and Ocasio-Cortez are expected to campaign on July 20 for two congressional candidates seeking to unseat Republican incumbents in Kansas: James Thompson in Wichita, and former Sanders delegate Brent Welder in the suburbs of Kansas City. But Ocasio-Cortez is also set to support several progressives seeking...