Mar. 28 (Bloomberg Law) -- Bloomberg Law's Lee Pacchia runs through the legal news for the week. The US Supreme Court hears oral arguments on two landmark civil rights cases focusing on gay marriage. Also, Italy's Supreme Court has determined that Amanda Knox should stand for a second trial for the murder of Meredith Kercher. Finally, Bill Koch has gone to federal court over claims that he was defrauded into purchasing $350,000 in counterfeit wine.