South Korea's transport ministry has extended by a week special inspections of all 101 of the Boeing 737-800 jets run by the country's airlines, as jet engine maker GE joined a probe into the deadliest aviation disaster on the country's soil.

South Korean officials plan to conduct safety inspections of all Boeing 737-800 aircraft operated by the country’s airlines, as they struggle to determine what caused a weekend plane crash that

For decades, Boeing has maintained a role as one of the giants of American manufacturing. But the the past year's repeated troubles have been damaging.