As Judge Sonia Sotomayor begins informal meetings with senators today on Capitol Hill, another of her former colleagues has stepped forward to publicly advocate for her confirmation: Hugh H. Mo, Sotomayor's co-prosecutor in her first murder case, penned an op-ed in Politico today on how real-world experience has prepared her for the Supreme Court. Yesterday, 45 of Sotomayor's former clerks sent a letter to senators supporting her nomination.