7 hours ago Harry Sekulich and Jaroslav Lukiv Reuters The multi-deck luxury boat valued at more than $500m (£370m) transited the Gulf waterway at the weekend A superyacht linked to one of Russian President Vladimir Putin's key allies has sailed through the Strait of Hormuz, despite the ongoing blockade of the critical shipping channel. The 142m-long (465 ft) multi-deck luxury boat, named Nord, is linked to sanctioned Russian billionaire Alexei Mordashov. It travelled from Dubai to Muscat, Oman, over the weekend - one of few private vessels to transit through the strait in recent months. Iran held high-level talks with Russia this week as its standoff with the US over the strait's re-opening continues. Approximately one-fifth of global crude oil and liquefied natural gas (LNG) supplies normally pass through the waterway.…