The post of NATO's Atlantic commander will remain empty from October through the summer of 2003, when the alliance completes a study on the future of the position, a NATO spokesman said today. Deputy SACLANT Royal Navy Adm. Ian Forbes will serve as interim commander from Oct. 1 until a decision is made on the position's future. The Defense Department last week announced that Army Gen. William Kernan, outgoing U.S. Joint Forces Command chief, will be released of his duties...