Israel, Jewish Museum shooting
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The 28-year-old man was arrested after Israel turned him over to the U.S. on Sunday, according to the Justice Department.
The President led U.S. lawmakers in condemning the killings and said they were "based obviously on antisemitism."
The two embassy employees were killed by a gunman Wednesday night after an event at the Capital Jewish Museum.
Slain staffer Yaron Lischinsky had purchased an engagement ring and was planning to propose to his colleague Sarah Milgrim.