Using updated information provided by the Texas Ethics Commission, we have added data from the second half of 2011 to our campaign finance database, making our most comprehensive campaign finance database even better. 

Use our news application to search federal campaign donations to Rick Perry in 2011 and see who has financially supported his now-defunct presidential bid.

Use our news application to search federal campaign expenditures made by Rick Perry's presidential campaign in 2011 and see how the governor has spent his money at the beginning of his first national political race and in the buildup to the Iowa caucuses.

With last week's release of year-end presidential contribution data, it's time for an updated ZIP code donor application, which allows readers to explore where each major candidate received support across the state in 2011.

Gov. Rick Perry’s presidential campaign turned out to be a spectacular flop, but that doesn’t mean everyone walked home empty-handed. Perry forked over $16 million to the body politic between Aug. 15 and Dec. 31.

One by one, the candidates for U.S. Senate are releasing their tax returns, some going all the way back to 2006. Use our interactive to compare candidates' incomes, taxes paid and charitable donations, or to take a closer look at the documents.

Mere minutes before the campaign finance filing deadline, Ron Paul reported raising $13.3 million for his presidential bid in the fourth quarter of 2011, an amount larger than his previous three quarter's contributions combined.

Gov. Rick Perry has filed his year-end campaign finance totals with the Federal Election Commission — and his fourth-quarter figures aren't pretty.

When Gov. Rick Perry left the presidential campaign trail Thursday, he took his considerable fundraising muscle with him. His departure frees up his federal campaign coffers and the support of the Super PAC that backed Perry. 

From debates and campaign stops to TV ads and parodies, here’s an interactive look at the rise and fall of Rick Perry’s presidential bid and his corresponding placement in the polls.

Texas Gov. Rick Perry may be near the end of the biggest race in his political career. Check the latest updates to our PerryTracker map. Within a 14-month span, Perry has made 220 appearances outside the Lone Star State.

Thirty-five years ago today, the state of Utah restarted the death penalty in the United States when Gary Gilmore was executed. Texas followed suit in 1982 and since then has executed 477 men and women, more than any other state. 

Some of our most popular data apps deserve a new year's makeover. The Tribune's original Census 2010 population viewer has been updated with new functions that make it faster and easier to use. Explore U.S. Census Bureau population data with our improved county-by-county maps. 

As it has since the Trib's launch in 2009, data continued to reign supreme on the site in 2011. Today, we take a look at the 10 most-visited data apps since Jan. 1.

In Texas, where mental health professionals are already hard to come by, another issue has exacerbated the situation in the state's growing minority populations: finding treatment providers who understand the communities' cultural and language differences.