Multiple urban search and rescue teams from across the country that responded to the deadly floods in central Texas told CNN they were not deployed by the Federal Emergency Management Agency until at least Monday evening — days after any victim had been found alive.

Here's what to know about the deadly flooding, the colossal weather system that drove it and ongoing efforts to identify victims.

Americans are heartbroken, says Pastor Jesse Bradley of Grace Community Church in the Seattle area, over the tragic flooding and deaths in Texas. He urges prayer, strength and closeness to God for all those affected as recovery efforts continue.

Eight-year-old girls at sleep-away camp, families crammed into recreational vehicles, local residents traveling to or from work. These are some of the victims.

There are questions over why oversight was eased at Mystic Camp as it expanded in a hazardous floodplain, the AP reported.

Katherine Ferruzzo had been accepted to the University of Texas at Austin for the fall semester and planned to become a Special Education teacher, her family said.

Even before the Central Texas floods that killed more than 100 people, the state was by far the leader in U.S. flood deaths due partly to geography that can funnel rainwater into deadly deluges, according to a study spanning decades.

Roberto Marquez, an artist from Oak Cliff, uses river debris to create a healing space for families grieving flood losses in Kerr County.