Over 160 people still missing from Texas floods as notification systems are under spotlight. Here's the latest

Authorities report that at least 121 people have died across Texas due to flooding last Friday.

A vehicle drives through a road flooded by the waters of the Guadalupe River in Hunt, Texas, on July 9.Umit Bektas/Reuters

As the urgent search of at least 160 missing people continues in the aftermath of the devastating flooding in central Texas, concerns are growing over the systems meant to notify residents in emergency situations.

Authorities report t…