<h1>Price cap circumvention by a shadow fleet enables continued oil exports despite sanctions, prompting vessel sanctions and monitoring.</h1> The article explains that a shadow fleet of opaque, aging tankers-reflagged and owned via nontransparent entities and insured outside Western networks-enables circumvention of the price cap by preserving Russian market access and revenues; responses include vessel sanctions, insurance disclosure requests, and targeted monitoring to raise compliance costs and mitigate spill and infrastructure risks.