In this article about Karl Rove, the White House strategist who was accused of leaking the identity of a CIA operative, Wayne State Law Professor Peter Henning commented on Rove's potential role in the upcoming trial of I. Lewis Libby, former chief of staff to Vice President Dick Cheney. Libby was charged in October with making false statements, obstruction of justice and perjury. Henning said that it is possible that Rove may be called as a witness, but it's not clear how helpful he could be to either side.