Gold edged higher on Friday and was headed for a weekly gain on easing fears of inflation and higher interest rates as investors remained optimistic about a U.S.-Iran peace deal despite renewed fighting. • Spot gold was up 0.3% at $4,700.80 per ounce, as of 0059 GMT. Bullion has gained 1.9% so far this week. • U.S. gold futures for June delivery were steady at $4,709.90. • The United States and Iran exchanged fire on Thursday in the most serious test yet of their month-long ceasefire, but Iran said the situation returned to normal while the U.S. said it did not want to escalate. • The renewed hostilities broke out as ... (full story)