Watch live: Beto O'Rourke hosts rally in El Paso
Lawmakers fear terrorist attacks on US soil
A handful of lawmakers tell The Hill they fear that Tuesday's terrorist attacks in Brussels may be a precursor to attacks within the United States in the near future.
Watch the video above to hear Sen. Marco Rubio (R-Fla.) and Reps. Rob Pittenger (R-N.C.), Eric Swalwell (D-Calif.) and Peter King (R-N.Y.) explain their concerns.