A year after the Uvalde shooting and Texas’ gun laws remain the same. Brett Cross and his wife, Nikki Cross, have been coming to the Texas Capitol every week since January. They've spent hours talking to reporters. More hours talking to lawmakers. And even more hours hearing that the politicians are thinking of and praying for them. The Crosses lost their 10-year-old son Uziyah in the mass shooting at Robb Elementary School in Uvalde last year. This is personal for them. That's why both Brett and Nikki, along with the family members of the other Uvalde shooting victims, have been calling all year long on lawmakers to raise the minimum age to buy a semiautomatic rifle from 18 to 21. For 11 months they didn't hear any positive news — in fact, they mostly heard from lawmakers, like Gov. Greg Abbott, who told them changing the age was unconstitutional and a no-go. Now, the measure that would have increased the minimum age, missed a key deadline. Nikki Cross says she's not giving up....