And as for why it happened, I'm no expert on the Texas procedures, but what my friends there tell me is that the governor opposed a measure put forward by Democrats in the legislature to expand the number of children that would be covered. And instead directed the money toward a tax cut, a significant part of which went to wealthy interests.
republicans don't care about children
( z1 care :polarity - :ARG0 ( z2 political-party :name ( z3 name :op "Republican" ) ) :ARG1 ( z4 child ) )