NEW : The 20 tourists have walked to safety after their ice floe drifted back toward land . NEW : Helicopters are standing by to take them to a base . The second ice floe was touching land . Advertisement - Continue Reading Below The tourists , including two Americans , received air-dropped survival kits that included rafts .
NEW : The 20 tourists have walked to safety after their ice floe drifted back toward land . NEW : Helicopters are standing by to take them to a base . Advertisement - Continue Reading Below The tourists , including two Americans , received air-dropped survival kits that included rafts .