Ted Cruz and David Dewhurst both addressed the Texas GOP convention Saturday, but the two Senate candidates offered a study in contrast. Cruz got a rock star reception. Dewhurst got booed after targeting his opponent.

After some at the GOP state convention booed Thursday at Gov. Rick Perry's mention of Lt. Gov. David Dewhurst, he got a mostly positive reception Friday during his own speech. That wasn't the case for Mitt Romney, whose name drew jeers from the audience during a speech from Sen. Kay Bailey Hutchison.

Two Republicans and two Democrats are in primary runoffs to replace U.S. Sen. Kay Bailey Hutchison. The nine candidates who have already lost now must decide whom, if anyone, to endorse.

Lt. Gov. David Dewhurst and former Texas Solicitor General Ted Cruz are on board for two televised debates before the July 31 runoff in the Republican race for U.S. Senate. 

Lt. Gov. David Dewhurst and former Texas Solicitor General Ted Cruz, both GOP candidates for the U.S. Senate, will vie in one of multiple runoffs that Texas voters will decide in July.  

A new radio ad from Lt. Gov. David Dewhurst brought race and illegal immigration to the forefront of the U.S. Senate race Friday, the last day of early voting before Tuesday's primary.

A lot of people are rooting for David Dewhurst in the race for U.S. Senate — some because it would create a top political job opening in Texas. What if he loses? It would spoil a lot of ambitions. 

The latest Public Policy Polling survey of Texas Republican primary voters finds Dewhurst with 46 percent support, followed by former Texas Solicitor General Ted Cruz at 29 percent.

Lt. Gov. David Dewhurst, running for U.S. Senate, has released his final television ad before the May 29 primary. It features former Arkansas Gov. Mike Huckabee touting Dewhurst as "the only proven conservative in this Senate race."

In his bid for U.S. Senate, Lt. Gov. David Dewhurst launched a fresh attack Wednesday on former Dallas Mayor Tom Leppert. He also didn't rule out the possibility of ending up in a runoff following Tuesday's primary.

U.S. Senate rivals David Dewhurst and Ted Cruz are only 9 percentage points apart in the Republican primary race, and the chances of a runoff are high. Democrats are likely to see a runoff in their primary as well. 

During Tom Leppert's tenure as Dallas mayor, the city's crime rate dropped and major projects advanced. But critics say Leppert, now a U.S. Senate hopeful, had always looked at the job as a political stepping stone.

Evan, Ross, Reeve and Ben try their hands at determining which U.S. Senate candidate is the Deb Fischer of Texas and separating facts and rumors from the latest brouhaha at the University of Texas.

The Club for Growth announced Wednesday that it has spent nearly $2 million in the last week on ads criticizing David Dewhurst in its efforts supporting Ted Cruz in Texas' U.S. Senate race.

On the first day of early voting, Lt. Gov. David Dewhurst launched a new radio ad featuring Gov. Rick Perry. In the ad, Perry accuses Washington D.C.-based conservative groups of smearing Dewhurst's record.

An independent Super PAC supporting Lt. Gov. David Dewhurst released a TV ad deriding characterizations of former Texas Solicitor General Ted Cruz as a conservative.

The Club for Growth announced a $1 million ad buy targeting Lt. Gov. David Dewhurst on Wednesday. The new 30-second ad accuses the U.S. Senate hopeful of being a "moderate." Watch the ad, which will air across the state.

At a Tea Party-organized rally at the Capitol, U.S. Rep. Ron Paul said the presidential nomination isn't sewn up yet. And U.S. Senate candidate Ted Cruz reminded the crowd of his abiding conservatism.