South Korea's rival parties agreed Tuesday to form a joint task force to probe the recent Jeju Air plane crash that left 179 people dead, as the transport minister offered to resign over the tragedy.With the exact cause of the crash still unknown,

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.

South Korea's transport minister resigned after the Jeju Air crash killed 179, citing responsibility. Investigations focus on embankment design, bird strike, and landing gear failure. Black box analysis is underway for crash details.