With a month to go before Election Day, challengers in fifteen House races outraised incumbents during the most recent reporting period, according to the most recent filings with the Texas Ethics Commission. In eight of those races, the challengers led in combined spending and saving, a rough measure of each campaign's financial strength.

When the state's concealed handgun statute was approved 15 years ago, lawmakers argued it would help citizens defend themselves — but residents of low-income, largely Democratic nieghborhoods aren't applying for gun permits as often as those in wealthier, more-conservative areas, according to a Texas Tribune/San Antonio Express-News analysis.

In the two years since Barack Obama was elected president, many Texas gun owners — afraid of losing their Second Amendment rights — have stocked up on weapons and ammo. Texans have also sought a record number of concealed handgun licenses. Coincidence?

Find records on each of the more than 160,000 inmates in Texas prisons, including their names, crimes, hometowns, height, weight and gender, the counties in which they were convicted and their sentencing dates.

Legislative filings increased in the Texas House and Senate by 70 percent from 1991 to 2009, records show, and the number of bills and resolutions passed by both chambers climbed at a higher rate. Resolutions alone numbered about 4,000 last session, or more than half of all legislation. Explore our interactive graphics.

A new Texas Department of Transportation study names Texas' 100 most congested roadways, which are heavily concentrated in Houston and the Dallas Metroplex; Bexar is the only one of the big five counties without a top-10 trouble spot. Policymakers hope the study will focus the public and lawmakers on the state's problem areas.

Over the past decade, the men and women chosen by Rick Perry to serve as regents of the state's universities have given his campaigns a total of at least $5.8 million, according to a Texas Tribune analysis.