Washington: US President Donald Trump has spoken over phone with his Turkish counterpart Recep Tayyip Erdogan over the ongoing tension in Syria, and bilateral ties, said the White House. The two leaders “agreed to continue to pursue a negotiated solution for Syria that achieves our respective security concerns”, said the White House in a statement on Sunday, Xinhua news agency reported. Trump and Erdogan also discussed “their mutual interest in expanding the trade relationship,” the statement added. (IANS)