A tragic incident occurred during a summer vacation, resulting in the death of a 5-year-old boy. The boy's father, from Colorado, is now sharing a warning with other parents. The boy died from a rare disease, although further details about the incident are not provided here.

For more information, readers can refer to the source. The father's warning is intended for parents, but the specifics of the warning are not included in this brief. Readers can consult the original source for additional details about the incident and the warning.