US President Donald Trump said that Tehran "can call us" if it wants to talk, but he added that it must give up any plans to build a nuclear weapon or "there's no reason to meet." Meanwhile, Abbas Araqchi, Iran's foreign minister and key negotiator, arrived in St. Petersburg, where he is expected to meet with Russian President Vladimir Putin, a key ally, on April 27 as the future of Pakistani-mediated peace talks between the US and Iran remains clouded. "If they want to talk, they can come to us, or they can call us. You know, there is a telephone.…