I just checked the US Jerusalem Consulate Facebook page, nothing on the murder of an American citizen, a teenager who was kidnapped, in the area the Consulate oversees.
You can participate in a Ramadan quiz as of 45 minutes ago, though.
At approximately 4 o'clock, they did upload the President's words on the "deaths" - not the "murder" - of the three youngsters. Not the Consul-General.
Not in Arabic, though: