Sen. Dave McCormick, R-Pa., and his wife, Dina Powell McCormick, join ‘Fox & Friends’ to share their stories of mentorship to preview their co-authored book, ‘Who Believed in You?’ Sen. Dave McCormick, R-Pa., and his wife, Dina Powell McCormick, join ‘Fox & Friends’ to share their stories of mentorship to preview their co-authored book, ‘Who Believed in You?’