Three porters were killed and four sustained serious injuries when an avalanche fell in Shagger subdivision of Skardu on Thursday. The British expedition team comprises thirteen members among porters were on track in Bartoor range, Radoosk Shagger when suddenly an avalanche fell on them killing the three porters on the spot while injuring the four. The killed porters have been laid to rest in Dattu while the injured have been shifted to district hospital Skardu.