A new NBC News/WSJ poll also shows President Trump's approval ratings edging up
Trump is so deeply unpopular with Democrats that Lamb didn't have to remind them of what they were coming out to vote against.
Democrats haven't won statewide office in Texas since 1994. But recently, there have been subtle signs the GOP's stranglehold on the Lone Star State may be loosening.
In the first election of this year's midterm season in Texas' primaries Tuesday, Democrats surged whiled Republicans turned out in more normal numbers.
Both parties will be watching Texas closely to see what's happening within their base, and to get a glimpse at the enthusiasm gap.
The first day of the Senate's DACA debate was sidetracked by campaign politics that led to no progress on a range of pressing immigration issues.
For one thing, most of the public now considers the economy to be in great shape.