Dottie testified when it was still uncertain whether Sandusky would testify. Leary was one of several expert witnesses called to testify at these hearings. Blumenthal was one of only four witnesses called to testify before the Senate. Klingensmith escaped prosecution by agreeing to testify. Magnotta chose not to testify during the trial. Jefferson refused to personally testify but provided selected letters. The subsequent trial folded after she was unavailable to testify in court. There are several exceptions to being required to testify in court. Hearing that Arjun would not testify against Sanjay. Women were encouraged to testify their faith. Hughes went into hiding and refused to testify. Smith did not testify, because the confession was made while Speck was sedated. Frank doesn't testify against Michael, and Geary dismisses the hearing. During that trial Fanny Kerrigan did not testify. He blackmailed Vic into helping them by threatening to testify against him.