The donations on a GoFundMe campaign set up to help Whitney with expenses and legal costs amid the tragic loss of Paityn Decker, 9, Evelyn Decker, 8, and Olivia Decker, 5, have soared over $1 million as of Monday,

The girls, Olivia, Evelyn, and Paityn, were found dead near a campground on June 2, three days after they were last seen alive.

Police have narrowed their search for Travis Decker, suspected of murdering his three daughters, to the area of Ingalls Creek and Valley High in Washington state. Chelan County Sheriff's Office said Decker is "believed to potentially be in this area" in a post on Facebook late Monday evening.