For the second time in just over a month, the Italian government has asked a top court to stop a pending trial of 26 Americans, most of them CIA agents, in a case that could provide the first public examination of a secret U.S. program that targeted alleged terror suspects from foreign lands. The State Committee of Lawyers, a government advisory board, was asked to review the procedures that led to indictments handed down last month in connection with the abduction from Milan of a radical cleric named Hassan Mustafa Osama Nasr, also known as Abu Omar. The government sent...