What remains of the Copper Lounge building is seen as Amanda Dunlap, of Sioux Falls, leaves a note at a memorial at Coffea Roasterie and Espresso Bar Saturday, Dec. 3, 2016, in downtown Sioux Falls the day after the Copper Lounge building collapsed killing one person and injuring another. Dunlap said she had been friends Ethan McMahon, who was killed in the collapse, since high school.