WikiLeaks witness takes the Fifth 16 Jun 2011 A friend and leading supporter of WikiLeaks suspect Bradley Manning said Wednesday he refused to testify before a grand jury, citing his Fifth Amendment rights against self-incrimination. David House, one of the founding members of the Bradley Manning Support Network, told reporters after his hourlong court appearance the only information he gave the grand jury was his name and address. Army Pvt. Bradley Manning is accused of leaking classified thousands of U.S. military and State Department documents to the whistleblower WikiLeaks website.