Court documents show that the threatening voicemail to Gov. Abbott's office was apparently about anime and the recent Texas law requiring age verification for certain websites.
A suspect allegedly opened fire at about 2 a.m. on Sunday in the Texas capital.
The FBI said it is investigating a possible terrorism motive in a mass shooting early Sunday outside a bar in Austin, Texas.
The FBI said it is investigating "indicators on the suspect and in his vehicle" that show potential ties to terrorism.
After new DNA evidence helped identify the real killer of four girls in an Austin yogurt shop, four men who were wrongfully accused of the crimes have been exonerated.
The American Federation of Teachers in Texas is suing Education Commissioner Mike Morath and the Texas Education Agency. The teachers' union alleges teachers were unlawfully targeted for comments they made on social media in the aftermath of the assassination.