[ti:0] [ar:0] [al:0] [offset:0] [00:00.00]Russian President Vladimir Putin says he will not allow international concerns over Iran's nuclear program to undermine Russia's commercial interests in the country. [00:11.56]In an interview with British television, Mr. Putin said Moscow also has some serious questions about Iran's nuclear program. [00:20.03]However, he added that Moscow also considers Iran a traditional partner with whom it has developed international cooperation. [00:28.27]Mr. Putin's remarks came a day after Iran promised to cooperate more closely with U.N. nuclear inspectors to ease concerns that Tehran may be building, [00:37.84]or trying to build rather, nuclear weapons. [00:40.72]Iran's atomic energy chief expressed optimism that Iran and U.N. officials can reach agreement on more intrusive inspections.