When storms roll in, water rushes downhill fast, gaining speed and force as it moves — often with deadly results.

Camp Mystic, a Christian girls' camp, reported that they lost 27 campers and counselors in the devastating floods, with 11 still missing. Several of the victims were from the Houston area.

In a rare moment of hope, Leonardo's son from a previous marriage, Leonardo Romero Jr., survived the flooding after floating for hours before being rescued. His mother, Rosa Chavez, said he is recovering well and could be released from the hospital soon.