The judge could decide over the next few months that the pipeline needs to be shut down while the Corps does its review.
The Army Corps of Engineers was permitted to do an investigation of its own work (red flag one) and the Corps's peer review team - chosen by and paid directly by the Corps - was largely forbidden from speaking to the press (red flag two).
The day before Mr. Parker's resignation, three influential senators -- Robert Smith of New Hampshire, John McCain of Arizona and Russell Feingold of Wisconsin -- proposed legislation that would overhaul the Corps, requiring independent reviews of all controversial projects and stricter enviromental standards.
As a result of the report, the corps has agreed to review its calculations on another 150 projects nationwide.
The suit, filed last week in Federal District Court, seeks to force the corps to conduct a review of the project under the National Historic Preservation Act.
On Tuesday, Trump signed an executive order instructing the army corps of engineers to "review and approve in an expedited manner" the Dakota Access project, an 1,100-mile 1,100-milehat would take oil from the Bakken oil fields of North Dakota to Illinois.
But despite the potential damage, Louisiana officials have put up little of the resistance that was seen in Missouri, where the state attorney general was unsuccessful in a bid to get the Supreme Court to review the corps's decision to blow up the levees at the Birds Point spillway.
The corps said the additional review was "warranted in light of the history of the Great Sioux Nation's dispossession of lands, the importance of Lake Oahe to the Tribe, our government-to-government relationship, and the statute governing easements through government property".
The entire Corps march past a reviewing stand, which consists of high-ranking military and university officials, for inspection.
