First Minister Carwyn Jones rang the Opening Bell at the New York Stock Exchange on Wall Street today to signal the start of trading.
Mr Jones is visiting the USA to raise the profile of Wales as a business destination.
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Local authorities said the move is necessary to "avert the growing number of deaths and increasing harm linked to psychoactive substances".
Sunny and bright spells for most of us this afternoon, feeling pleasantly warm.
North Wales Fire and Rescue Service say incidents of deliberate fires are more common during the school holidays.