From left: Republican and Democratic nominees for U.S. Senate Ken Paxton and James Talarico.

Credit: Texas Tribune / Shelby Tauber and Aiden Gonzalez WASHINGTON - Texas is heading into Election Day with polls showing Republican Ken Paxton and Democrat James Talarico within the margin of error in the U.S. Senate race.

Paxton, the three-term state attorney general, and Talarico, an Austin state legislator, have spent the final weeks crisscrossing the state trying to turn out the faithful, convert the skeptical and cast each other as unfit.