Three weeks before the Nov. 5 election, U.S. Sen. Ted Cruz, R-Texas, and U.S. Rep. Colin Allred, D-Dallas, will face off Tuesday night in their only planned debate. Here’s what to know: How to watch or listen to the debate The one-hour debate will begin at 7 p.

Ted Cruz and Democratic Rep. Colin Allred will meet Tuesday night in the only debate of their Texas Senate race that could help determine which party controls the U.S. Senate. Nationally, Democrats view Texas as one of their few potential pickup chances in the Senate this year,

U.S. Sen. Ted Cruz is up 4 percentage points over U.S. Rep. Colin Allred, according to a new survey from the University of Houston.