A string of suicide bombings and mortar attacks, some targeting lines of Iraqi voters waiting to cast their ballots in the first free elections in half a century, have killed at least 16 people and wounded at least 52 more. Turnout was sporadic across the nation after 30,000 polling booths opened at 7 a.m. on Sunday (0400 GMT) under the watchful eye of Iraqi security forces and U.S. troops. Voting is scheduled to end at 5 p.m. (1400 GMT). Full Story