BELVIDEREA Warren County family is suing the state's Division of Child Protection and Permanency for alleged unconstitutional home intrusion and civil rights violations. Christopher Zimmer and his wife Nicole, of Belvidere, filed a civil rights complaint in United States District Court in Trenton yesterday against DCP&P, a DCP&P supervisor and one of its case workers for an alleged "unlawful and unconstitutional home intrusion of their home." "I won't forget that morning for a long, long time," said Mr.