“I still can’t believe that I heard those words ‘we’ve identified the person responsible for the death of Eve’ ” Irene Wilkowitz said Wednesday at a news conference where authorities discussed the case and the man they believe raped and strangled her sister 42 years ago in Bay Shore. Newsday’s Cecilia Dowd reports. Credit: Anthony Florio, Howard Schnapp; File Footage; Photo Credit: Newsday / Cecilia Dowd