MBB BK 117 B-2 crash near Carbondale, IL, United States

During an engine shutdown procedure following an emergency medical services flight, a main rotor blade sustained substantial damage when it contacted the left vertical stabilizer. The main rotor blade broke near its root and the tailboom and tail rotor driveshaft cover were dented. The operator reported that there were no mechanical malfunctions with the helicopter. Local recorded winds were 190 degrees at 25 knots gusting to 34 knots.