US President Barack Obama acknowledged that Teheran posessing a nuclear weapon would present a "real problem," in a Monday interview with American news station CNBC cited by Reuters. However, the Amerian president stated that he did not think military action by Israel or the United States was the "ideal way" the threat posed by the Islamic regime's nuclear proliferation effort."We continue to be open to diplomatic solutions to resolve this," Obama told CNBC."We don't think that a war between Israel and Iran or military options would be the ideal way to solve this problem. But we are keeping all our options on the table," he said.