Donald Trump April 4, 2019 5:44 pm Trump Threatens Auto Tariffs on Cars from Mexico President Donald Trump backed off his initial push to close down the southern border between U.S. and Mexico Thursday and instead threatened to impose tariffs on cars manufactured there. US & World Videos 0:54 Nude cruise sailing out of Miami in 2025 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:01 Woman arrested on human trafficking and prostitution charges in Miami-Dade in court 1:45 NYPD enters Columbia University in riot gear to clear protest