Six people, including the pilot, die after a helicopter operated by Trans Bharat Aviation crashes near Joshimath; AAIB to investigate as the operator's fleet is grounded. Chamoli (Uttarakhand), Oct 30 (PTI) A privately run helicopter carrying pilgrims from Badrinath crashed into a hillside in Joshimath in Uttarakhand on an overcast Friday afternoon, killing all.