>white water
Early Clinton political stumbling block.
>black water
Private military contractor with War on Terror origins.
It remains unclear how he was able to start at least one of the helicopters without waking the crew or otherwise alert those who may have been at the field, like emergency medical services personnel or air traffic control staff.
https://www.dailymail.co.uk/news/article-10689657/US-Army-opens-probe-emerges-medevac-pilot-INTENTIONALLY-crashed-Black-Hawk.html