More than 100 people were killed and over 160 remained missing as of Tuesday evening after flooding hit Central Texas.

Search and rescue operations in Texas continue after heavy rainfall overwhelmed the Guadalupe River, sending floodwaters roaring through the area.

By Jane Ross, Rich McKay and Jonathan Allen KERRVILLE, Texas (Reuters) -The death toll from the July Fourth flash flood that ravaged a swath of central Texas Hill Country rose on Tuesday to at least 109,

NBC News' Senior National Correspondent Jay Gray reports on the efforts to locate those still missing following deadly flooding in Texas.

Also: San Antonio mourned the victims in a Travis Park vigil; UTSA said one of its teachers died in the Guadalupe River flood; Kerrville officials said a privately owned drone collided with a helicopter conducting search and rescue operations.

Over 100 people have died after heavy rain pounded Kerr County, Texas, early Friday, leading to "catastrophic" flooding, the sheriff said.