Mike McQueary was a key prosecution witness in the case against Michael Sandusky . He said he saw him in a shower with an underage boy . McQueary has filed a whistleblower lawsuit against Penn State . McQueary was a key prosecution witness and was the only individual -- excluding the victims themselves -- who said he witnessed an apparent sexual encounter between Sandusky and a boy . He says he believes cooperating with authorities in the case led to his dismissal .
Mike McQueary was a key prosecution witness in the case against Michael Sandusky . He said he saw him in a shower with an underage boy . McQueary has filed a whistleblower lawsuit against Penn State . He says he believes cooperating with authorities in the case led to his dismissal .