The Public Policy Polling survey found the Vermont senator and former vice president both at 24 percent, followed by former New York Mayor Mike Bloomberg at 17 percent.
It is the second day of early voting here in Texas.
Eleven of the candidates in the crowded field fighting for the chance to face Republican incumbent U.S. Senator John Cornyn met for the 90 minute faceoff in Austin. The chance for a runoff is high with so many people running.
Early voting starts Tuesday for some of the most competitive Democratic and GOP contests in recent memory. There are plenty of races statewide and locally attracting attention, none more so than the Democratic presidential primary. This is a look at some of the most notable and most competitive contests.
The Texas Democratic Party says key results may not be ready the night of the primary vote.
Texans have until the end of the day Monday to register to vote in the March primaries.
Texas Gov. Greg Abbott said the state will reject the resettlement of new refugees, becoming the first state known to do so under a recent Trump administration order.
Pierce Bush, a grandson of former President George H.W. Bush, launched a Texas congressional run on Monday and aligned himself with President Donald Trump, who his late grandfather blasted as a "blowhard" and voted against in the 2016 campaign.
Governor Greg Abbott didn't seem very pleased with the update, retweeting an article about the decision with a caption supporting a San Antonio based barbecue restaurant: "I'm headed to Bill Miller's tonight."