Copper edged lower as traders eyed the prospect of peace negotiations between the US and Iran. The US and Iran are considering extending their ceasefire that ends on Tuesday by another two weeks to allow more time to negotiate a peace agreement, according to a person familiar with the matter. Mediators between the warring sides are trying to set up technical talks to resolve the most contentious issues, said the person, who asked not to be named discussing sensitive matters. Those include reopening the Strait of Hormuz and Iran’s nuclear enrichment, they said. Most base metals have been whipsawed since the conflict ... (full story)