Faʻatupu se faʻamatalaga sili atu ona faigata o lenei fuaiupu O le 2013 United States Open Championship o le 113th lomiga o le US Open.
O le 2013 United States Open Championship o le 113th U.S. Open, na faia ia Iuni 13 - 16 i le East Course o Merion Golf Club i Ardmore, Pennsylvania, i sisifo o Filatelefaia.