Confusion over the program’s special education requirements is making it difficult for families to meet a looming deadline — and creating more work for Texas school districts.

The drones, operated from a tactical center in Austin, can deliver medical supplies and even attack potential assailants, the company said.

Herrera’s history of brash comments, and the leftward drift of Hispanic voters, has renewed Democrats’ interest in the 23rd Congressional District, which runs from San Antonio to El Paso.