On Monday, the lawyer, John Lauro, issued a subpoena for Phil Scala, a former special agent with the F.B.I., to testify at a July 9 hearing in United States District Court in Brooklyn. In a letter to Judge Carol B. Amon, Lauro contended that Scala “will provide crucial information” about the extent of Donaghy’s cooperation with investigators. It is up to Amon to decide whether to hear Scala’s...


