Watch live: Sanders, Ocasio-Cortez begin 'Fighting Oligarchy' tour

Sen. Bernie Sanders (I-Vt.) and Rep. Alexandria Ocasio-Cortez (D-N.Y.) are set to hold their first joint rally in Las Vegas Thursday afternoon, as the duo protest moves by the Trump administration to issue tax breaks sympathetic to the wealthy and defund key federal programs. Nearly a decade after his first presidential run, Sanders has stepping...