India, March 24 -- A South Korean family reportedly went missing after a visit to the Grand Canyon earlier this month. Jiyeon Lee, 33, her mother Taehee Kim, 59, and aunt Junghee Kim, 54, were vacationing in the US when they mysteriously vanished. They were on their way to Las Vegas from the Grand Canyon when they disappeared, the Coconino County Sheriff's Office said, according to the New York Post.

According to authorities, GPS information from the BMW the family rented last showed the trio on Interstate 40 in Williams, Arizona. The city is around 35 minutes west of Flagstaff, also known as the gateway to Grand Canyon National Park.

Police confirmed that at the same spot, a deadly pileup involving 22 vehicles occurred, during which so...