More than 7 Ethane-load capable vessels stuck in US ports, and needing clearance to ship (dest of about half of US Ethane exports is China)
https://www.reuters.com/business/energy/us-ethane-vessels-stall-amid-curbs-exports-china-2025-06-06/
On the US side, the only well known shipping name is/was the entity once backed by Wilbur Ross - Navigator Holdings (NVGS). No idea if Mr Ross is still involved.