An Israeli Air Force drone reportedly struck a jihadist rocket launching site in the Sinai Peninsula near the Israeli-Egyptian border, killing four suspected terrorists who were planning to launch missiles at Israel, Egyptian security sources told Reuters on Friday.Details of the strike remain unclear. Five different security sources told Reuters the strike was carried out by Israel, while an Egyptian army spokesman issued a statement on Facebook several hours after the strike denying Israel was behind it. Israeli officials, meanwhile, declined to comment on the reports.