From protecting endangered lizards to changing industry standards on fracking, energy and environmental groups have many competing interests in Texas. Use this interactive to track campaign contributions by some of the most influential such groups and donors.

The Senate raised the bar Tuesday evening in its standoff with the lower chamber by tying the provisions in a major franchise tax relief bill to key legislation being held up in the House.

Ahead of a Wednesday bill-passing deadline, Lt. Gov. David Dewhurst has sent an email to supporters urging them to ask their senators to vote out several anti-abortion measures.  

Two Texans, Gov. Rick Perry and U.S. Sen. Ted Cruz, are on the GOP's radar as potential 2016 presidential candidates. Use this interactive to see how they compare on issues like health care, abortion and immigration. 

UPDATED: Despite looming deadlines, the House postponed on Monday a vote on Senate Joint Resolution 1, which would allow voters to decide whether to set up a fund for water infrastructure projects. 

In a surprise turn of events in the House on Monday evening, a Medicaid reform bill meant to address long-term and acute care services became a weapon in the GOP’s fight against Medicaid expansion.

A House bill designed to curb Medicaid fraud became a vehicle to save floundering health care legislation on Friday. 

Managed care plans would be required to offer more mental health services to Medicaid recipients under a bill tentatively approved by the House on Friday.

The House tentatively approved a bill to reform the Cancer Prevention and Research Institute of Texas, bringing the state one step closer to restoring financing for the beleaguered agency.

Texas Right to Life is working overtime to defeat a measure supporters say would improve state laws governing end-of-life medical decisions. With time running out, the fight over the legislation has shifted from political to personal.

Medicaid providers would have clearer due process rights during fraud investigations under a measure the House gave tentative approval to on Wednesday.

UPDATED: Budget negotiations stretched late into the evening on Wednesday, but lawmakers said privately they didn’t expect to announce a deal until Thursday. 

Harris County authorities and the Texas Department of State Health Services are investigating a Houston doctor accused Wednesday by an anti-abortion group of performing late-term abortions in 2011.

UPDATED: The Texas Senate on Wednesday approved legislation that would require a foster child's guardian to give informed consent before that child could be put on psychotropic drugs. The Senate will now conference with the House on a final agreement.

After a years-long fight for prescriptive authority, advanced practice nurses and physician assistants supervised by a physician may soon get authority to prescribe controlled substances, under a bill the House gave an early OK to Tuesday.