Shugaba Boubakar Keita na Mali ya kafa dokar ta baci na kwanki goma a kasar tare da ayyana zaman makoki na kwanaki uku, bayan da wasu 'yan bindiga suka kai hari a wani hotal na Bamako, inda suka kashe mutane kimanin 27, tare da yin garkuwa da wasu 170.
