Hearings by the Senate Judiciary Committee on the nomination of Michael B. Mukasey to be attorney general of the United States begin today at 10.00. They will be televised on C-SPAN 3 and simulcast on the C-SPAN website. The Washington Post legal analyst Andrew Cohen previews the testimony in today's Bench Conference column.  Mukasey's responses to the Senate Judiciary Committee's standard questionare for nominess can be found here, but there were few surprises (Mukasey's career on the bench is well-known).