21.   The caller identified himself only as Haj Ahmed and refused to answer questions.

22.   The caller did not identify the Americans.

23.   The caller identified the assailants as Mohammed Abu Jamous and Emad Rizzek, residents of the Rafah refugee camp, Al Jazeera said.

24.   The callers identified the attacker as a Palestinian from the Jebalya refugee camp next to Gaza City.

25.   The embassy official, who spoke on condition of anonymity, said the caller did not identify himself with any group.

26.   Schmidt said the callers did not identify themselves.