None of the top Democrats seeking the presidential nomination would beat President Donald Trump in Texas in an election held today — and neither would either of the Texas candidates in that race, according to the latest University of Texas/ Texas Tribune Poll. Joe Biden of Delaware, the former vice president, is running 7 percentage points behind Trump in Texas, as is U.S. Sen. Elizabeth Warren of Massachusetts. U.S. Sen. Bernie Sanders of Vermont falls 5 percentage points short in a head-to-head with the president among Texas voters. And the two Texas candidates also lag behind Trump: former U.S. Rep. Beto ...