With hundreds confirmed dead or still missing, questions remain about the local response to flood warnings. Meanwhile, lawmakers will weigh measures to mitigate future disasters.

Paxton’s GOP primary opponent, Sen. John Cornyn, has yet to release his fundraising numbers but is starting with a deeper campaign war chest.

While sirens can help in areas with shaky cell service, experts say officials also need to consider alert fatigue and provide education on what to do in an emergency.