With a US extradition order looming and an electronic monitor strapped to his ankle, Artem Uss made a daring plan of escape. The 41-year-old son of an ally of Vladimir Putin was under house arrest at his gated community outside Milan for alleged money laundering and sanctions evasion in March. The United States government was keen to get their hands on such a high-value Russian for future prisoner swaps. But a series of security blunders by Italian officials and a scheme to extract Uss with the help of a Serbian criminal gang saw him slip through America's fingers. By the…