Texas House Speaker Dade Phelan threw his support behind a striking border security bill that would create a state unit of officers empowered to “repel” and arrest migrants crossing the border outside a port of entry and return migrants to Mexico if they were seen trying to illegally cross the border.House Bill 20, the priority legislation filed by state Rep. Matt Schaefer, R-Tyler, would certainly test the boundaries of the state’s ability to enforce immigration law, which courts have historically ruled falls under federal purview.And in a signal that the upper chamber is also willing to test the bounds of ...