When Jeju Air’s status as South Korea’s biggest low-cost carrier seemed under threat from the merger of the country’s two biggest airlines last year, the company’s CEO assured employees that it would “actively respond,

South Korean investigators said Friday they expected to find more human remains as they began lifting the wreckage of the Jeju Air jet that crashed on landing last weekend killing all but two of the 181 passengers and crew aboard.

GE Aerospace, whose joint venture made the engines of the Boeing airplane that crashed in the deadliest aviation disaster on South Korean soil, joined the investigation as Seoul extended by a week special inspections of all 101 Boeing 737-800 jets.