A delegation of Texas House Democrats had to evacuate their hotel in Illinois Wednesday morning due to a potential bomb threat, according to multiple lawmakers and local police.

Gov. JB Pritzker vowed on late-night television to protect Texas House Democrats who fled to Illinois to try and stop the Republican-controlled state legislature from redrawing congressional district boundaries to the GOP’s advantage ahead of next year’s midterm election.

Democratic state legislators from Texas were evacuated from their suburban Chicago hotel Wednesday morning following a threat at the property, and a news conference set to feature Democratic Sen.