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Exorcist Msgr. Stephen Rossetti has a very active caseload of demonic possessions, and in each case two vivid lessons consistently emerge: demons possess or harass people in a myriad of ways (even when they do not enter a body), and they are defeated decisively by the power of Christ and His Church―and especially by invocations to the Blessed Mother, according to the synopsis of his new book, Diary of an American Exorcist. Demons, Possession, and the Modern-Day Battle against American Evil.” (Sophia Institute Press)
AMERICAN EXORCIST MSGR. STEPHEN J ROSSETTI: His diaries of diabolical evil & the rise in exorcisms – YouTube