"We are preparing to start, over the next two-week period, the excavation work necessary for the Great Triumphal Arch," the secretary of the interior said.

The Trump administration has announced that it is planning to start excavation work on a memorial arch in Washington over the next two weeks

"We are preparing to start, over the next two-week period, the excavation work necessary for the Great Triumphal Arch," the secretary of the interior said.