Intrepid explorer Ethan Guo hopes to raise a million dollars to donate to cancer research. His plans hit an obstacle in Chile.

Ethan Guo, a 19-year-old pilot and social media personality, faces legal complications after an unapproved landing in Antarctica during his solo world flight intended to raise funds for childhood cancer.

Massachusetts teen Ethan Guo detained in Antarctica during an unauthorized solo flight attempt across seven continents.