Two people died and one remained missing after a group of six people were swept over a waterfall near Bend, Oregon, on Saturday, authorities said.

Searchers using a variety of methods continued their recovery efforts for a fourth day Tuesday for the male still missing after Saturday’s tragedy at Dillon Falls on the Deschutes River, when six people on inner-tubes apparently went over the falls.

Two people are dead and a third is still missing after a group floating the Deschutes River missed a final takeout and went over the rapids at Dillon Falls on Saturday. “What we know at this point is that there was a party of six people that were floating the Deschutes River above Dillon Falls