The mother of Chiefs quarterback Patrick Mahomes is promoting a fundraiser by a fine jewelry maker in Texas that has donated $1 million to flooding relief efforts.

PEOPLE previously reported that 9-year-old Janie Hunt, a family member of Kansas City Chiefs owner Clark Hunt, was one of the Camp Mystic campers who died in the Texas floods. The Christian girls’ camp experienced catastrophic flooding after deadly waters swept through the state on Friday, July 4.