Mezue ahịrịokwu na-esonụ: N'afọ 2020, Ngalaba Nchebe na Ngalaba Ndị Injinia nke Ndị Agha kwadoro mpaghara a machibidoro iwu na-adịgide adịgide nke ihe dị ka 250 ụkwụ ruo 500 ụkwụ n'ime Ọwa Washington n'akụkụ mmiri ọdịda anyanwụ nke ebe e wusiri ike site na buoys na ihe ịrịba ama ịdọ aka ná ntị. A zutere atụmatụ a na nguzogide site n'aka ndị isi obodo D.C. ebe ọ ga-egbochi ohere nke ihe ruru ọkara nke mmiri a na-eji eme ihe. N'ọnwa Jenụwarị 2021, NSA jidere nkwukọrịta sitere n'aka ndị Iran Revolutionary Guard nke na-eyi egwu ịwakpo ụgbọ mmiri igbu onwe onye na Fort McNair yiri nke ndị ejiri na
Bọmbụ a tụrụ ụgbọ mmiri USS Cole. Nkwukọrịta ahụ kpughekwara iyi egwu igbu onye osote onye isi ndị ọrụ nke ndị agha General Joseph M. Martin na atụmatụ ịbanye na nyochaa nrụnye ahụ. Nke a nyere aka na oku iji guzobe mpaghara nchekwa ma gaa n'ihu na-abawanye nchekwa. N'oge March 2021 House Transportation &amp; Infrastructure na-ege ntị na ụgwọ na-amachibido ụdị mmachi ahụ na Channel, a chọpụtara na iwu ahụ, nke na-adịghị atụ aro iwu nke ngere ma ọ bụ mgbidi mgbawa, yiri ka e mere iji chebe echiche nke "ụlọ ndị ọchịagha bara ọgaranya".