A majority of Democrats in the Texas Senate walked out of the chamber Tuesday to protest the chamber’s congressional redistricting map as it advanced to the Texas House. Nine of the Senate’s 11 Democrats left just as Republican Sen.

The battle over mid-decade redistricting in Texas -- where the state’s congressional lines could be redrawn well ahead of the upcoming census -- continues Monday.

A Republican proposal to add five Republican congressional seats in Texas imperils Democrats’ midterm prospects.