Craig Manders, 72, of Cranford, states in court papers that African Portfolio, Inc., failed to protect him and his wife, 70-year-old Lisa Manders, who was killed while on a “bush walk” tour in Zambia.

The husband of a New Jersey woman who was killed by a rampaging hippopotamus during the couple’s trip in the African country of Zambia last year is suing the safari tour operator, alleging negligence.

A New Jersey man whose wife was killed in a hippopotamus attack last year during a safari in Africa is suing the U.S. company that arranged the trip.