Follow for live updates in the Texas flooding as more than 173 are missing as rescuers continue a desperate search

KERRVILLE, Texas -- Several hundred people gathered for a worship ceremony at a high school stadium in Texas on Wednesday evening to remember the at least 120 people who died in the catastrophic flash floods over the July Fourth holiday, as well the many still missing.

Officials in flood-stricken central Texas on Wednesday again deflected mounting questions about whether they could have done more to warn people ahead of devastating flash flooding that killed at least 119 people on July 4.

As Kerrville continues recovering from the devastating floods that killed more than 100 people in the Texas Hill Country over the July 4 weekend, questions are surfacing about why the city - located along a corridor known as "Flash Flood Alley" - has never installed an outdoor flood siren system.

Michael Abner said he was awakened at 5 a.m. on the Fourth of July by the owner of an RV park in Kerrville, Texas, where he was staying as floodwater began reaching his RV.

Flash floods surged through in the middle of the night, but many local officials appeared unaware of the unfolding catastrophe, initially leaving people near the river on their own.

Search teams persisted in sifting through debris in Texas Hill Country on Wednesday as hopes of finding more survivors dimmed five days after flash floods tore through the region, killing at least 110 people,

As the floodwaters rushed into Kerrville, Texas, under the cover of darkness on Friday morning, officers jumped into action to evacuate over 100 homes and rescue more than 200 people in one hour, the police department said.