JACKSON, Ga. - A Georgia man who killed his live-in girlfriend was executed Tuesday, the first inmate put to death since the U.S. Supreme Court upheld the constitutionality of lethal injections. William Earl Lynd was pronounced dead at 7:51 p.m. EDT, Georgia Department of Corrections spokeswoman Mallie McCord told The Associated Press. It came less than an hour after the U.S. Supreme Court rejected efforts to block it. The roughly three dozen states around the country that use lethal injection held off on carrying out any executions for more than seven months while the U.S. Supreme Court reviewed the constitutionality...