U.S. District Chief Judge David F. Hamilton of Indianapolis appeared before the Senate Judiciary Committee this afternoon for a rare second hearing on his nomination for the 7th Circuit Court of Appeals.Lawmakers convened the second nomination hearing following complaints from Republican senators in early April about a lack of preparation time for the first hearing, which happened April 1. That hearing was just days before the Senate’s two-week break before Easter, and Hamilton answered questions before senators about his 14 years…